[releng] Update copyrights
diff --git a/doc/org.eclipse.qvtd.doc.miniocl/build.properties b/doc/org.eclipse.qvtd.doc.miniocl/build.properties
index 2bdef9c..cacf1a1 100644
--- a/doc/org.eclipse.qvtd.doc.miniocl/build.properties
+++ b/doc/org.eclipse.qvtd.doc.miniocl/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 #
 
 bin.includes = .,\
diff --git a/doc/org.eclipse.qvtd.doc.miniocl/emf-gen/org/eclipse/qvtd/doc/miniocl/MiniOCLTables.java b/doc/org.eclipse.qvtd.doc.miniocl/emf-gen/org/eclipse/qvtd/doc/miniocl/MiniOCLTables.java
index b624001..e054800 100644
--- a/doc/org.eclipse.qvtd.doc.miniocl/emf-gen/org/eclipse/qvtd/doc/miniocl/MiniOCLTables.java
+++ b/doc/org.eclipse.qvtd.doc.miniocl/emf-gen/org/eclipse/qvtd/doc/miniocl/MiniOCLTables.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2019 Willink Transformations and others.
+ * Copyright (c) 2019, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/doc/org.eclipse.qvtd.doc.miniocl/emf-gen/org/eclipse/qvtd/doc/miniocl/lookup/EnvironmentTables.java b/doc/org.eclipse.qvtd.doc.miniocl/emf-gen/org/eclipse/qvtd/doc/miniocl/lookup/EnvironmentTables.java
index 8dcc2a4..37da875 100644
--- a/doc/org.eclipse.qvtd.doc.miniocl/emf-gen/org/eclipse/qvtd/doc/miniocl/lookup/EnvironmentTables.java
+++ b/doc/org.eclipse.qvtd.doc.miniocl/emf-gen/org/eclipse/qvtd/doc/miniocl/lookup/EnvironmentTables.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2019 Willink Transformations and others.
+ * Copyright (c) 2019, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/doc/org.eclipse.qvtd.doc.miniocl/plugin.properties b/doc/org.eclipse.qvtd.doc.miniocl/plugin.properties
index f8b795b..706b846 100644
--- a/doc/org.eclipse.qvtd.doc.miniocl/plugin.properties
+++ b/doc/org.eclipse.qvtd.doc.miniocl/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/doc/org.eclipse.qvtd.doc.miniocl/plugin.xml b/doc/org.eclipse.qvtd.doc.miniocl/plugin.xml
index ad7c2e2..54ec6ad 100644
--- a/doc/org.eclipse.qvtd.doc.miniocl/plugin.xml
+++ b/doc/org.eclipse.qvtd.doc.miniocl/plugin.xml
@@ -2,6 +2,17 @@
 <?eclipse version="3.0"?>
 
 <!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
+<!--
 -->
 
 <plugin>
diff --git a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/build.properties b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/build.properties
index bc8d47e..0dab65d 100644
--- a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/build.properties
+++ b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/build.properties
@@ -1,3 +1,13 @@
+###############################################################################

+# Copyright (c) 2022 Willink Transformations and others.

+# All rights reserved. This program and the accompanying materials

+# are made available under the terms of the Eclipse Public License v2.0

+# which accompanies this distribution, and is available at

+# http://www.eclipse.org/legal/epl-v20.html

+#

+# Contributors:

+#     E.D.Willink - initial API and implementation

+###############################################################################

 source.. = src/,\

            src-gen/

 bin.includes = model/generated/,\
diff --git a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/plugin.properties b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/plugin.properties
index ca3ef28..cf0e82b 100644
--- a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/plugin.properties
+++ b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/plugin.xml b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/plugin.xml
index 83027cc..e27d228 100644
--- a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/plugin.xml
+++ b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/plugin.xml
@@ -1,5 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>

 <?eclipse version="3.0"?>

+<!--

+    Copyright (c) 2022 Willink Transformations and others.

+    All rights reserved. This program and the accompanying materials

+    are made available under the terms of the Eclipse Public License v2.0

+    which accompanies this distribution, and is available at

+    http://www.eclipse.org/legal/epl-v20.html

+   

+    Contributors:

+        E.D.Willink - initial API and implementation

+ -->
+
 <plugin>

    <extension point="org.eclipse.emf.ecore.generated_package">

       <!-- @generated MiniOCLCS -->

diff --git a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/AbstractCS2ASTransformer.java b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/AbstractCS2ASTransformer.java
index 310d80e..86e7b39 100644
--- a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/AbstractCS2ASTransformer.java
+++ b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/AbstractCS2ASTransformer.java
@@ -7,7 +7,7 @@
  * Do not edit this file. 
  */
 /*******************************************************************************
- * Copyright (c) 2015, 2019 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/CS2ASExceptionDiagnostic.java b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/CS2ASExceptionDiagnostic.java
index 1421373..f4993f1 100644
--- a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/CS2ASExceptionDiagnostic.java
+++ b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/CS2ASExceptionDiagnostic.java
@@ -7,7 +7,7 @@
  * Do not edit this file. 
  */
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/CS2ASTransformationExecutor.java b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/CS2ASTransformationExecutor.java
index b4c723a..b579347 100644
--- a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/CS2ASTransformationExecutor.java
+++ b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/CS2ASTransformationExecutor.java
@@ -7,7 +7,7 @@
  * Do not edit this file. 
  */
 /*******************************************************************************
- * Copyright (c) 2016, 2018 Willink Transformations and others.
+ * Copyright (c) 2016, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/CS2ASTransformer.java b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/CS2ASTransformer.java
index 85a02c9..ff756b1 100644
--- a/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/CS2ASTransformer.java
+++ b/doc/org.eclipse.qvtd.doc.minioclcs.xtext/src-gen/org/eclipse/qvtd/doc/minioclcs/xtext/tx/CS2ASTransformer.java
@@ -7,7 +7,7 @@
  * Do not edit this file. 
  */
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/doc/org.eclipse.qvtd.doc/build.properties b/doc/org.eclipse.qvtd.doc/build.properties
index 874a61d..1345c03 100644
--- a/doc/org.eclipse.qvtd.doc/build.properties
+++ b/doc/org.eclipse.qvtd.doc/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014, 2015 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/doc/org.eclipse.qvtd.doc/build/qvtd.xml b/doc/org.eclipse.qvtd.doc/build/qvtd.xml
index d3573ea..9e90c2c 100644
--- a/doc/org.eclipse.qvtd.doc/build/qvtd.xml
+++ b/doc/org.eclipse.qvtd.doc/build/qvtd.xml
@@ -1,4 +1,15 @@
-<?xml version='1.0' ?><!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd">
+<?xml version='1.0' ?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd">
 <book>
 	<title>QVT Declarative Documentation</title>
 	<chapter id="OverviewandGettingStarted">
diff --git a/doc/org.eclipse.qvtd.doc/help/index.xml b/doc/org.eclipse.qvtd.doc/help/index.xml
index d9dfaa0..136367b 100644
--- a/doc/org.eclipse.qvtd.doc/help/index.xml
+++ b/doc/org.eclipse.qvtd.doc/help/index.xml
@@ -1 +1,11 @@
+<!--

+    Copyright (c) 2022 Willink Transformations and others.

+    All rights reserved. This program and the accompanying materials

+    are made available under the terms of the Eclipse Public License v2.0

+    which accompanies this distribution, and is available at

+    http://www.eclipse.org/legal/epl-v20.html

+   

+    Contributors:

+        E.D.Willink - initial API and implementation

+ -->
 <index></index>

diff --git a/doc/org.eclipse.qvtd.doc/plugin.properties b/doc/org.eclipse.qvtd.doc/plugin.properties
index 7059905..931badd 100644
--- a/doc/org.eclipse.qvtd.doc/plugin.properties
+++ b/doc/org.eclipse.qvtd.doc/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2012, 2014 Willink Transformations and others.
+# Copyright (c) 2012, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/doc/org.eclipse.qvtd.doc/plugin.xml b/doc/org.eclipse.qvtd.doc/plugin.xml
index a6a4ca2..99c07c0 100644
--- a/doc/org.eclipse.qvtd.doc/plugin.xml
+++ b/doc/org.eclipse.qvtd.doc/plugin.xml
@@ -2,7 +2,7 @@
 <?eclipse version="3.0"?>
 <!--
 /*******************************************************************************
- * Copyright (c) 2005 IBM Corporation and others.
+ * Copyright (c) 2005, 2018 IBM Corporation and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/doc/org.eclipse.qvtd.doc/textileBuild.xml b/doc/org.eclipse.qvtd.doc/textileBuild.xml
index 97e2411..0888f6e 100644
--- a/doc/org.eclipse.qvtd.doc/textileBuild.xml
+++ b/doc/org.eclipse.qvtd.doc/textileBuild.xml
@@ -1,4 +1,14 @@
 <!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+<!--
 	Some of the code below is
 	(c) Chris Aniszczyk <caniszczyk@gmail.com>
     (c) Lawrence Mandel <lmandel@ca.ibm.com>
diff --git a/doc/org.eclipse.qvtd.doc/toc.xml b/doc/org.eclipse.qvtd.doc/toc.xml
index 64c3e3b..67bdbe4 100644
--- a/doc/org.eclipse.qvtd.doc/toc.xml
+++ b/doc/org.eclipse.qvtd.doc/toc.xml
@@ -1,3 +1,13 @@
+<!--

+    Copyright (c) 2022 Willink Transformations and others.

+    All rights reserved. This program and the accompanying materials

+    are made available under the terms of the Eclipse Public License v2.0

+    which accompanies this distribution, and is available at

+    http://www.eclipse.org/legal/epl-v20.html

+   

+    Contributors:

+        E.D.Willink - initial API and implementation

+ -->
 <toc label="QVT Declarative Documentation">

 <topic href="help/OverviewandGettingStarted.html" label="Overview and Getting Started">

 <topic href="help/OverviewandGettingStarted.html#WhatisQVTQueryViewTransformation" label="What is QVT?">

diff --git a/doc/org.eclipse.qvtd.doc/topics_Reference.xml b/doc/org.eclipse.qvtd.doc/topics_Reference.xml
index 8c5ff8d..d5402bc 100644
--- a/doc/org.eclipse.qvtd.doc/topics_Reference.xml
+++ b/doc/org.eclipse.qvtd.doc/topics_Reference.xml
@@ -1,6 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?NLS TYPE="org.eclipse.help.toc"?>
 
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <!-- This file is just a placeholder to avoid plugin.xml warnings -->
 <toc label="Reference">
 	<topic label="QVT Declarative API Reference" href="references/javadoc/index.html"/>
diff --git a/examples/org.eclipse.qvtd.examples.qvtcore.uml2rdbms/build.properties b/examples/org.eclipse.qvtd.examples.qvtcore.uml2rdbms/build.properties
index 0782b20..6eac147 100644
--- a/examples/org.eclipse.qvtd.examples.qvtcore.uml2rdbms/build.properties
+++ b/examples/org.eclipse.qvtd.examples.qvtcore.uml2rdbms/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/examples/org.eclipse.qvtd.examples.qvtcore.uml2rdbms/plugin.properties b/examples/org.eclipse.qvtd.examples.qvtcore.uml2rdbms/plugin.properties
index 962d910..a18c7bc 100644
--- a/examples/org.eclipse.qvtd.examples.qvtcore.uml2rdbms/plugin.properties
+++ b/examples/org.eclipse.qvtd.examples.qvtcore.uml2rdbms/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/examples/org.eclipse.qvtd.examples.qvtcore.uml2rdbms/plugin.xml b/examples/org.eclipse.qvtd.examples.qvtcore.uml2rdbms/plugin.xml
index a3ac71a..170e8f4 100644
--- a/examples/org.eclipse.qvtd.examples.qvtcore.uml2rdbms/plugin.xml
+++ b/examples/org.eclipse.qvtd.examples.qvtcore.uml2rdbms/plugin.xml
@@ -2,7 +2,7 @@
 <?eclipse version="3.0"?>

 

 <!--

- Copyright (c) 2017 Willink Transformations and others.

+ Copyright (c) 2017, 2018 Willink Transformations and others.

  ;All rights reserved. This program and the accompanying materials

  ;are made available under the terms of the Eclipse Public License v2.0

  ;which accompanies this distribution, and is available at

@@ -10,7 +10,7 @@
  ;

  ;Contributors:

  ;  E.D.Willink - Initial API and implementation

--->

+-->
 

 <plugin>

    <extension

diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.hstm2fstm/build.properties b/examples/org.eclipse.qvtd.examples.qvtrelation.hstm2fstm/build.properties
index d28cf38..58ae70e 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.hstm2fstm/build.properties
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.hstm2fstm/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 source.. = src-gen/
 output.. = bin/
 bin.includes = META-INF/,\
diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.hstm2fstm/plugin.properties b/examples/org.eclipse.qvtd.examples.qvtrelation.hstm2fstm/plugin.properties
index 52ee90e..a7886eb 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.hstm2fstm/plugin.properties
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.hstm2fstm/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.hstm2fstm/plugin.xml b/examples/org.eclipse.qvtd.examples.qvtrelation.hstm2fstm/plugin.xml
index a3ac71a..170e8f4 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.hstm2fstm/plugin.xml
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.hstm2fstm/plugin.xml
@@ -2,7 +2,7 @@
 <?eclipse version="3.0"?>

 

 <!--

- Copyright (c) 2017 Willink Transformations and others.

+ Copyright (c) 2017, 2018 Willink Transformations and others.

  ;All rights reserved. This program and the accompanying materials

  ;are made available under the terms of the Eclipse Public License v2.0

  ;which accompanies this distribution, and is available at

@@ -10,7 +10,7 @@
  ;

  ;Contributors:

  ;  E.D.Willink - Initial API and implementation

--->

+-->
 

 <plugin>

    <extension

diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/build.properties b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/build.properties
index 463abfb..2619529 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/build.properties
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/RelToCore/FlatQVT.xml b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/RelToCore/FlatQVT.xml
index 58063f9..158cb9b 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/RelToCore/FlatQVT.xml
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/RelToCore/FlatQVT.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/mof/2.0/emof.xmi"
     xmi:id="FlatQVT" name="FlatQVT" uri="http://www.omg.org/spec/QVT/20140401/FlatQVT">
   <ownedType xmi:type="emof:Class" xmi:id="FlatQVT.AltExp" name="AltExp" superClass="FlatQVT.ImperativeExpression">
diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/hstmMM.xml b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/hstmMM.xml
index ef158d4..cafa840 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/hstmMM.xml
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/hstmMM.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>

+<!--

+    Copyright (c) 2022 Willink Transformations and others.

+    All rights reserved. This program and the accompanying materials

+    are made available under the terms of the Eclipse Public License v2.0

+    which accompanies this distribution, and is available at

+    http://www.eclipse.org/legal/epl-v20.html

+   

+    Contributors:

+        E.D.Willink - initial API and implementation

+ -->
+
 <emof:Package xmi:version="2.0"

     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/mof/2.0/emof.xmi" xmi:id="hstmMM_p"

     name="hstmMM_p" uri="hstmMM_p">

diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/hstmUM.xml b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/hstmUM.xml
index afd765f..995ac89 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/hstmUM.xml
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/hstmUM.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>

+<!--

+    Copyright (c) 2022 Willink Transformations and others.

+    All rights reserved. This program and the accompanying materials

+    are made available under the terms of the Eclipse Public License v2.0

+    which accompanies this distribution, and is available at

+    http://www.eclipse.org/legal/epl-v20.html

+   

+    Contributors:

+        E.D.Willink - initial API and implementation

+ -->
+
 <null:dummy xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:null="hstmMM_p" xmi:id="_5qCwgELrEdu-SI8DyztHqw">

   <contains_state xmi:id="_ax47IELsEdu-SI8DyztHqw" containsState="_bOzgoELsEdu-SI8DyztHqw _bZOn8ELsEdu-SI8DyztHqw" outTrans="_pI2ZoELsEdu-SI8DyztHqw" name="s1"/>

   <contains_state xmi:id="_bDeaYELsEdu-SI8DyztHqw" containsState="_bx0uIELsEdu-SI8DyztHqw _b-VgIELsEdu-SI8DyztHqw" inTrans="_pI2ZoELsEdu-SI8DyztHqw" name="s2"/>

diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/stmMM.xml b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/stmMM.xml
index 6e908e7..a77bd6c 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/stmMM.xml
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/stmMM.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>

+<!--

+    Copyright (c) 2022 Willink Transformations and others.

+    All rights reserved. This program and the accompanying materials

+    are made available under the terms of the Eclipse Public License v2.0

+    which accompanies this distribution, and is available at

+    http://www.eclipse.org/legal/epl-v20.html

+   

+    Contributors:

+        E.D.Willink - initial API and implementation

+ -->
+
 <emof:Package xmi:version="2.0"

     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/mof/2.0/emof.xmi" xmi:id="stmMM_p"

     name="stmMM_p" uri="stmMM_p">

diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/stmUM.xml b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/stmUM.xml
index 2b34c01..d971333 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/stmUM.xml
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/models/org/eclipse/qvtd/examples/qvtrelation/modelmorf/hstmtostm/stmUM.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="ASCII"?>

+<!--

+    Copyright (c) 2022 Willink Transformations and others.

+    All rights reserved. This program and the accompanying materials

+    are made available under the terms of the Eclipse Public License v2.0

+    which accompanies this distribution, and is available at

+    http://www.eclipse.org/legal/epl-v20.html

+   

+    Contributors:

+        E.D.Willink - initial API and implementation

+ -->
+
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:stmMM_p="stmMM_p">

   <stmMM_p:State xmi:id="c597ec6833546657-212edce7232a5161" name="s7" outTrans="df30581b960321ef-b976f4aeaaf4c004 925e374ba158c409-8c670e08b79f8cc5 8b5e2d58f1dbb0c2-aa85cc6e8540777d e035efbe553692f8-4124f6d3d2b07e88 630accd75fe84243-24fbd35a58e92d65 ac30f85e88688b9-630dafa7fef4a1b7 1e1e19305e4bfce9-38728937feea8895"/>

   <stmMM_p:State xmi:id="a2d16df43a7f0624-3e6c6fc9774cdafb" name="s8" outTrans="69debe406ade59cb-ba069e49cf99195 786de056101c0456-9def8e91ba8f3ce7 98b235baa1f26bdb-cbc879c82198c50 18f63cd03e0ffdf2-ad594ee5dfc60310 9d5ea5a95630ddba-e11a4215c7d9cf28 8ae4d2cf1a1fb5d6-da441af4c9cb51dc" inTrans="1e1e19305e4bfce9-38728937feea8895"/>

diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/plugin.properties b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/plugin.properties
index 6483d22..401ee86 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/plugin.properties
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.modelmorf/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2017 Willink Transformations and others.
+# Copyright (c) 2017, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.reltocore/build.properties b/examples/org.eclipse.qvtd.examples.qvtrelation.reltocore/build.properties
index f8a0c3b..9f0b297 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.reltocore/build.properties
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.reltocore/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.reltocore/plugin.properties b/examples/org.eclipse.qvtd.examples.qvtrelation.reltocore/plugin.properties
index b54afdb..674d096 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.reltocore/plugin.properties
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.reltocore/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2017 Willink Transformations and others.
+# Copyright (c) 2017, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/examples/org.eclipse.qvtd.examples.qvtrelation.reltocore/plugin.xml b/examples/org.eclipse.qvtd.examples.qvtrelation.reltocore/plugin.xml
index a3ac71a..170e8f4 100644
--- a/examples/org.eclipse.qvtd.examples.qvtrelation.reltocore/plugin.xml
+++ b/examples/org.eclipse.qvtd.examples.qvtrelation.reltocore/plugin.xml
@@ -2,7 +2,7 @@
 <?eclipse version="3.0"?>

 

 <!--

- Copyright (c) 2017 Willink Transformations and others.

+ Copyright (c) 2017, 2018 Willink Transformations and others.

  ;All rights reserved. This program and the accompanying materials

  ;are made available under the terms of the Eclipse Public License v2.0

  ;which accompanies this distribution, and is available at

@@ -10,7 +10,7 @@
  ;

  ;Contributors:

  ;  E.D.Willink - Initial API and implementation

--->

+-->
 

 <plugin>

    <extension

diff --git a/examples/org.eclipse.qvtd.examples.umlx.hstm2fstm/build.properties b/examples/org.eclipse.qvtd.examples.umlx.hstm2fstm/build.properties
index 483486f..714866d 100644
--- a/examples/org.eclipse.qvtd.examples.umlx.hstm2fstm/build.properties
+++ b/examples/org.eclipse.qvtd.examples.umlx.hstm2fstm/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 source.. = src-gen/
 output.. = bin/
 bin.includes = META-INF/,\
diff --git a/examples/org.eclipse.qvtd.examples.umlx.hstm2fstm/plugin.properties b/examples/org.eclipse.qvtd.examples.umlx.hstm2fstm/plugin.properties
index 24bb9f2..e7e972b 100644
--- a/examples/org.eclipse.qvtd.examples.umlx.hstm2fstm/plugin.properties
+++ b/examples/org.eclipse.qvtd.examples.umlx.hstm2fstm/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/examples/org.eclipse.qvtd.examples.umlx.hstm2fstm/plugin.xml b/examples/org.eclipse.qvtd.examples.umlx.hstm2fstm/plugin.xml
index a3ac71a..170e8f4 100644
--- a/examples/org.eclipse.qvtd.examples.umlx.hstm2fstm/plugin.xml
+++ b/examples/org.eclipse.qvtd.examples.umlx.hstm2fstm/plugin.xml
@@ -2,7 +2,7 @@
 <?eclipse version="3.0"?>

 

 <!--

- Copyright (c) 2017 Willink Transformations and others.

+ Copyright (c) 2017, 2018 Willink Transformations and others.

  ;All rights reserved. This program and the accompanying materials

  ;are made available under the terms of the Eclipse Public License v2.0

  ;which accompanies this distribution, and is available at

@@ -10,7 +10,7 @@
  ;

  ;Contributors:

  ;  E.D.Willink - Initial API and implementation

--->

+-->
 

 <plugin>

    <extension

diff --git a/examples/org.eclipse.qvtd.examples/build.properties b/examples/org.eclipse.qvtd.examples/build.properties
index 003984d..d54eab1 100644
--- a/examples/org.eclipse.qvtd.examples/build.properties
+++ b/examples/org.eclipse.qvtd.examples/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014, 2015 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/examples/org.eclipse.qvtd.examples/buildZips.xml b/examples/org.eclipse.qvtd.examples/buildZips.xml
index 62573b3..f63181b 100644
--- a/examples/org.eclipse.qvtd.examples/buildZips.xml
+++ b/examples/org.eclipse.qvtd.examples/buildZips.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project name="org.eclipse.qvtd.examples" default="zip.examples" basedir=".">
 	<target name="init">
 	</target>
diff --git a/examples/org.eclipse.qvtd.examples/intro/sample.xml b/examples/org.eclipse.qvtd.examples/intro/sample.xml
index 225d72c..630319a 100644
--- a/examples/org.eclipse.qvtd.examples/intro/sample.xml
+++ b/examples/org.eclipse.qvtd.examples/intro/sample.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="utf-8" ?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <introContent>
   	<extensionContent id="qvtd-examples-introExtension" style="css/sample.css" name="Sample Extension" path="overview/@">
 		<group style-id="content-group" id="qvtd-examples-introLink-group">
diff --git a/examples/org.eclipse.qvtd.examples/plugin.properties b/examples/org.eclipse.qvtd.examples/plugin.properties
index f8ac247..2fdf564 100644
--- a/examples/org.eclipse.qvtd.examples/plugin.properties
+++ b/examples/org.eclipse.qvtd.examples/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2008, 2015 Willink Transformations and others.
+# Copyright (c) 2008, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/examples/org.eclipse.qvtd.examples/plugin.xml b/examples/org.eclipse.qvtd.examples/plugin.xml
index b7b06b3..0e00fa9 100644
--- a/examples/org.eclipse.qvtd.examples/plugin.xml
+++ b/examples/org.eclipse.qvtd.examples/plugin.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
 /*******************************************************************************
- * Copyright (c) 2008 Willink Transformations and others.
+ * Copyright (c) 2008, 2018 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/examples/org.eclipse.qvtd.examples/pom.xml b/examples/org.eclipse.qvtd.examples/pom.xml
index 2fa0a45..bb39bf2 100644
--- a/examples/org.eclipse.qvtd.examples/pom.xml
+++ b/examples/org.eclipse.qvtd.examples/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/features/org.eclipse.qvtd.atl-feature/build.properties b/features/org.eclipse.qvtd.atl-feature/build.properties
index b3a611b..1907532 100644
--- a/features/org.eclipse.qvtd.atl-feature/build.properties
+++ b/features/org.eclipse.qvtd.atl-feature/build.properties
@@ -1,2 +1,12 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 bin.includes = feature.xml,\
                feature.properties
diff --git a/features/org.eclipse.qvtd.atl-feature/feature.properties b/features/org.eclipse.qvtd.atl-feature/feature.properties
index a49a82e..5487106 100644
--- a/features/org.eclipse.qvtd.atl-feature/feature.properties
+++ b/features/org.eclipse.qvtd.atl-feature/feature.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2017 Willink Transformations and others.
+# Copyright (c) 2017, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/features/org.eclipse.qvtd.atl-feature/feature.xml b/features/org.eclipse.qvtd.atl-feature/feature.xml
index 6190b5b..0c490f8 100644
--- a/features/org.eclipse.qvtd.atl-feature/feature.xml
+++ b/features/org.eclipse.qvtd.atl-feature/feature.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <feature
       id="org.eclipse.qvtd.atl"
       label="%featureName"
diff --git a/features/org.eclipse.qvtd.doc-feature/build.properties b/features/org.eclipse.qvtd.doc-feature/build.properties
index 87f5bad..6390d8f 100644
--- a/features/org.eclipse.qvtd.doc-feature/build.properties
+++ b/features/org.eclipse.qvtd.doc-feature/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/features/org.eclipse.qvtd.doc-feature/feature.properties b/features/org.eclipse.qvtd.doc-feature/feature.properties
index 8714660..0c68c3d 100644
--- a/features/org.eclipse.qvtd.doc-feature/feature.properties
+++ b/features/org.eclipse.qvtd.doc-feature/feature.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2012, 2017 Willink Transformations and others.
+# Copyright (c) 2012, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/features/org.eclipse.qvtd.doc-feature/feature.xml b/features/org.eclipse.qvtd.doc-feature/feature.xml
index 993faa3..9fd5ae4 100644
--- a/features/org.eclipse.qvtd.doc-feature/feature.xml
+++ b/features/org.eclipse.qvtd.doc-feature/feature.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <feature
       id="org.eclipse.qvtd.doc"
       label="%featureName"
diff --git a/features/org.eclipse.qvtd.examples-feature/build.properties b/features/org.eclipse.qvtd.examples-feature/build.properties
index 87f5bad..6390d8f 100644
--- a/features/org.eclipse.qvtd.examples-feature/build.properties
+++ b/features/org.eclipse.qvtd.examples-feature/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/features/org.eclipse.qvtd.examples-feature/feature.properties b/features/org.eclipse.qvtd.examples-feature/feature.properties
index c8e0b0e..166dadf 100644
--- a/features/org.eclipse.qvtd.examples-feature/feature.properties
+++ b/features/org.eclipse.qvtd.examples-feature/feature.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014, 2015 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/features/org.eclipse.qvtd.examples-feature/feature.xml b/features/org.eclipse.qvtd.examples-feature/feature.xml
index a3db334..56a930e 100644
--- a/features/org.eclipse.qvtd.examples-feature/feature.xml
+++ b/features/org.eclipse.qvtd.examples-feature/feature.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <feature
       id="org.eclipse.qvtd.examples"
       label="%featureName"
diff --git a/features/org.eclipse.qvtd.master-feature/build.properties b/features/org.eclipse.qvtd.master-feature/build.properties
index 51b3793..6f97542 100644
--- a/features/org.eclipse.qvtd.master-feature/build.properties
+++ b/features/org.eclipse.qvtd.master-feature/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2012, 2014 Willink Transformations and others.
+# Copyright (c) 2012, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/features/org.eclipse.qvtd.master-feature/feature.properties b/features/org.eclipse.qvtd.master-feature/feature.properties
index 55bba13..81b2fe7 100644
--- a/features/org.eclipse.qvtd.master-feature/feature.properties
+++ b/features/org.eclipse.qvtd.master-feature/feature.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2012, 2015 Willink Transformations and others.
+# Copyright (c) 2012, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/features/org.eclipse.qvtd.master-feature/feature.xml b/features/org.eclipse.qvtd.master-feature/feature.xml
index 0cd2725..8bcd4d3 100644
--- a/features/org.eclipse.qvtd.master-feature/feature.xml
+++ b/features/org.eclipse.qvtd.master-feature/feature.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <feature
       id="org.eclipse.qvtd.master"
       label="%featureName"
diff --git a/features/org.eclipse.qvtd.tests-feature/build.properties b/features/org.eclipse.qvtd.tests-feature/build.properties
index 3100564..8e04811 100644
--- a/features/org.eclipse.qvtd.tests-feature/build.properties
+++ b/features/org.eclipse.qvtd.tests-feature/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2012, 2014 Willink Transformations and others.
+# Copyright (c) 2012, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/features/org.eclipse.qvtd.tests-feature/feature.properties b/features/org.eclipse.qvtd.tests-feature/feature.properties
index 6cf91a6..32c3445 100644
--- a/features/org.eclipse.qvtd.tests-feature/feature.properties
+++ b/features/org.eclipse.qvtd.tests-feature/feature.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2012, 2015 Willink Transformations and others.
+# Copyright (c) 2012, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/features/org.eclipse.qvtd.tests-feature/feature.xml b/features/org.eclipse.qvtd.tests-feature/feature.xml
index b9f727a..2efa1fd 100644
--- a/features/org.eclipse.qvtd.tests-feature/feature.xml
+++ b/features/org.eclipse.qvtd.tests-feature/feature.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <feature
       id="org.eclipse.qvtd.tests"
       label="%featureName"
diff --git a/features/org.eclipse.qvtd.umlx-feature/build.properties b/features/org.eclipse.qvtd.umlx-feature/build.properties
index b3a611b..1907532 100644
--- a/features/org.eclipse.qvtd.umlx-feature/build.properties
+++ b/features/org.eclipse.qvtd.umlx-feature/build.properties
@@ -1,2 +1,12 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 bin.includes = feature.xml,\
                feature.properties
diff --git a/features/org.eclipse.qvtd.umlx-feature/feature.properties b/features/org.eclipse.qvtd.umlx-feature/feature.properties
index cd61a5d..587edfd 100644
--- a/features/org.eclipse.qvtd.umlx-feature/feature.properties
+++ b/features/org.eclipse.qvtd.umlx-feature/feature.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2017 Willink Transformations and others.
+# Copyright (c) 2017, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/features/org.eclipse.qvtd.umlx-feature/feature.xml b/features/org.eclipse.qvtd.umlx-feature/feature.xml
index 840ebeb..35dc94d 100644
--- a/features/org.eclipse.qvtd.umlx-feature/feature.xml
+++ b/features/org.eclipse.qvtd.umlx-feature/feature.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <feature
       id="org.eclipse.qvtd.umlx"
       label="%featureName"
diff --git a/plugins/org.eclipse.qvt/build.properties b/plugins/org.eclipse.qvt/build.properties
index 960de83..49a7971 100644
--- a/plugins/org.eclipse.qvt/build.properties
+++ b/plugins/org.eclipse.qvt/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014, 2015 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvt/model/ecore/FlatQVT.xml b/plugins/org.eclipse.qvt/model/ecore/FlatQVT.xml
index 62fde69..309b417 100644
--- a/plugins/org.eclipse.qvt/model/ecore/FlatQVT.xml
+++ b/plugins/org.eclipse.qvt/model/ecore/FlatQVT.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/mof/2.0/emof.xmi"
     xmi:id="FlatQVT" name="FlatQVT" uri="http://www.omg.org/spec/QVT/20140401/FlatQVT">
   <ownedType xmi:type="emof:Class" xmi:id="FlatQVT.AltExp" name="AltExp" superClass="FlatQVT.ImperativeExpression">
diff --git a/plugins/org.eclipse.qvt/model/emof/EMOF.xml b/plugins/org.eclipse.qvt/model/emof/EMOF.xml
index 818b777..2f7196e 100644
--- a/plugins/org.eclipse.qvt/model/emof/EMOF.xml
+++ b/plugins/org.eclipse.qvt/model/emof/EMOF.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="EMOF"
     name="EMOF" uri="http://schema.omg.org/spec/QVT/1.1/emof.xml">
diff --git a/plugins/org.eclipse.qvt/model/emof/EssentialOCL.xml b/plugins/org.eclipse.qvt/model/emof/EssentialOCL.xml
index 026bd20..ee1ed26 100644
--- a/plugins/org.eclipse.qvt/model/emof/EssentialOCL.xml
+++ b/plugins/org.eclipse.qvt/model/emof/EssentialOCL.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="EssentialOCL"
     name="EssentialOCL" uri="http://schema.omg.org/spec/QVT/1.1/essentialocl.xml">
diff --git a/plugins/org.eclipse.qvt/model/emof/FlatQVT.xml b/plugins/org.eclipse.qvt/model/emof/FlatQVT.xml
index 6adb25a..c4765ec 100644
--- a/plugins/org.eclipse.qvt/model/emof/FlatQVT.xml
+++ b/plugins/org.eclipse.qvt/model/emof/FlatQVT.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="FlatQVT"
     name="FlatQVT" uri="http://schema.omg.org/spec/QVT/1.1/flatqvt.xml">
diff --git a/plugins/org.eclipse.qvt/model/emof/ImperativeOCL.xml b/plugins/org.eclipse.qvt/model/emof/ImperativeOCL.xml
index 81c7fbd..1694ae6 100644
--- a/plugins/org.eclipse.qvt/model/emof/ImperativeOCL.xml
+++ b/plugins/org.eclipse.qvt/model/emof/ImperativeOCL.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="ImperativeOCL"
     name="ImperativeOCL" uri="http://schema.omg.org/spec/QVT/1.1/imperativeocl.xml">
diff --git a/plugins/org.eclipse.qvt/model/emof/PrimitiveTypes.xml b/plugins/org.eclipse.qvt/model/emof/PrimitiveTypes.xml
index d901648..dce4dbb 100644
--- a/plugins/org.eclipse.qvt/model/emof/PrimitiveTypes.xml
+++ b/plugins/org.eclipse.qvt/model/emof/PrimitiveTypes.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="PrimitiveTypes"
     name="PrimitiveTypes" uri="http://schema.omg.org/spec/QVT/1.1/primitivetypes.xml">
diff --git a/plugins/org.eclipse.qvt/model/emof/QVT.xml b/plugins/org.eclipse.qvt/model/emof/QVT.xml
index 6d4df24..70a195a 100644
--- a/plugins/org.eclipse.qvt/model/emof/QVT.xml
+++ b/plugins/org.eclipse.qvt/model/emof/QVT.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <xmi:XMI xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml">
   <emof:Package xmi:id="PrimitiveTypes" name="PrimitiveTypes" uri="http://schema.omg.org/spec/QVT/1.1/primitivetypes.xml">
diff --git a/plugins/org.eclipse.qvt/model/emof/QVTBase.xml b/plugins/org.eclipse.qvt/model/emof/QVTBase.xml
index 8e3c303..33e0d1c 100644
--- a/plugins/org.eclipse.qvt/model/emof/QVTBase.xml
+++ b/plugins/org.eclipse.qvt/model/emof/QVTBase.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="QVTBase"
     name="QVTBase" uri="http://schema.omg.org/spec/QVT/1.1/qvtbase.xml">
diff --git a/plugins/org.eclipse.qvt/model/emof/QVTCore.xml b/plugins/org.eclipse.qvt/model/emof/QVTCore.xml
index b7c0a38..a500abb 100644
--- a/plugins/org.eclipse.qvt/model/emof/QVTCore.xml
+++ b/plugins/org.eclipse.qvt/model/emof/QVTCore.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="QVTCore"
     name="QVTCore" uri="http://schema.omg.org/spec/QVT/1.1/qvtcore.xml">
diff --git a/plugins/org.eclipse.qvt/model/emof/QVTOperational.xml b/plugins/org.eclipse.qvt/model/emof/QVTOperational.xml
index 6bae4cd..09c8bba 100644
--- a/plugins/org.eclipse.qvt/model/emof/QVTOperational.xml
+++ b/plugins/org.eclipse.qvt/model/emof/QVTOperational.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="QVTOperational"
     name="QVTOperational" uri="http://schema.omg.org/spec/QVT/1.1/qvtoperational.xml">
diff --git a/plugins/org.eclipse.qvt/model/emof/QVTRelation.xml b/plugins/org.eclipse.qvt/model/emof/QVTRelation.xml
index 2ba9d07..39104dd 100644
--- a/plugins/org.eclipse.qvt/model/emof/QVTRelation.xml
+++ b/plugins/org.eclipse.qvt/model/emof/QVTRelation.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="QVTRelation"
     name="QVTRelation" uri="http://schema.omg.org/spec/QVT/1.1/qvtrelation.xml">
diff --git a/plugins/org.eclipse.qvt/model/emof/QVTTemplate.xml b/plugins/org.eclipse.qvt/model/emof/QVTTemplate.xml
index 218daf5..fc0bf97 100644
--- a/plugins/org.eclipse.qvt/model/emof/QVTTemplate.xml
+++ b/plugins/org.eclipse.qvt/model/emof/QVTTemplate.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="QVTTemplate"
     name="QVTTemplate" uri="http://schema.omg.org/spec/QVT/1.1/qvttemplate.xml">
diff --git a/plugins/org.eclipse.qvt/model/traditionalEMOF/EMOF.xml b/plugins/org.eclipse.qvt/model/traditionalEMOF/EMOF.xml
index 3c2c42a..80b9e39 100644
--- a/plugins/org.eclipse.qvt/model/traditionalEMOF/EMOF.xml
+++ b/plugins/org.eclipse.qvt/model/traditionalEMOF/EMOF.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="EMOF"
     name="EMOF" uri="http://schema.omg.org/spec/MOF/2.0/emof.xml">
diff --git a/plugins/org.eclipse.qvt/model/traditionalEMOF/EssentialOCL.xml b/plugins/org.eclipse.qvt/model/traditionalEMOF/EssentialOCL.xml
index c7bcafe..a575781 100644
--- a/plugins/org.eclipse.qvt/model/traditionalEMOF/EssentialOCL.xml
+++ b/plugins/org.eclipse.qvt/model/traditionalEMOF/EssentialOCL.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="EssentialOCL"
     name="EssentialOCL" uri="http://schema.omg.org/spec/QVT/1.1/essentialocl.xml">
diff --git a/plugins/org.eclipse.qvt/model/traditionalEMOF/FlatQVT.xml b/plugins/org.eclipse.qvt/model/traditionalEMOF/FlatQVT.xml
index 6adb25a..c4765ec 100644
--- a/plugins/org.eclipse.qvt/model/traditionalEMOF/FlatQVT.xml
+++ b/plugins/org.eclipse.qvt/model/traditionalEMOF/FlatQVT.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="FlatQVT"
     name="FlatQVT" uri="http://schema.omg.org/spec/QVT/1.1/flatqvt.xml">
diff --git a/plugins/org.eclipse.qvt/model/traditionalEMOF/ImperativeOCL.xml b/plugins/org.eclipse.qvt/model/traditionalEMOF/ImperativeOCL.xml
index bb306ff..d0e64e3 100644
--- a/plugins/org.eclipse.qvt/model/traditionalEMOF/ImperativeOCL.xml
+++ b/plugins/org.eclipse.qvt/model/traditionalEMOF/ImperativeOCL.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="ImperativeOCL"
     name="ImperativeOCL" uri="http://schema.omg.org/spec/QVT/1.1/imperativeocl.xml">
diff --git a/plugins/org.eclipse.qvt/model/traditionalEMOF/QVT.xml b/plugins/org.eclipse.qvt/model/traditionalEMOF/QVT.xml
index 33a0a0f..8a2d217 100644
--- a/plugins/org.eclipse.qvt/model/traditionalEMOF/QVT.xml
+++ b/plugins/org.eclipse.qvt/model/traditionalEMOF/QVT.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <xmi:XMI xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml">
   <emof:Package xmi:id="EMOF" name="EMOF" uri="http://schema.omg.org/spec/MOF/2.0/emof.xml">
diff --git a/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTBase.xml b/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTBase.xml
index 442b331..5082fd1 100644
--- a/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTBase.xml
+++ b/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTBase.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="QVTBase"
     name="QVTBase" uri="http://schema.omg.org/spec/QVT/1.1/qvtbase.xml">
diff --git a/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTCore.xml b/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTCore.xml
index e7c61db..ba6c684 100644
--- a/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTCore.xml
+++ b/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTCore.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="QVTCore"
     name="QVTCore" uri="http://schema.omg.org/spec/QVT/1.1/qvtcore.xml">
diff --git a/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTOperational.xml b/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTOperational.xml
index ebc92b7..6d84aa2 100644
--- a/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTOperational.xml
+++ b/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTOperational.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="QVTOperational"
     name="QVTOperational" uri="http://schema.omg.org/spec/QVT/1.1/qvtoperational.xml">
diff --git a/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTRelation.xml b/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTRelation.xml
index 7d7fa93..d3ab3e7 100644
--- a/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTRelation.xml
+++ b/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTRelation.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="QVTRelation"
     name="QVTRelation" uri="http://schema.omg.org/spec/QVT/1.1/qvtrelation.xml">
diff --git a/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTTemplate.xml b/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTTemplate.xml
index 9f6d414..226a78c 100644
--- a/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTTemplate.xml
+++ b/plugins/org.eclipse.qvt/model/traditionalEMOF/QVTTemplate.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <emof:Package xmi:version="2.0"
     xmlns:xmi="http://www.omg.org/XMI" xmlns:emof="http://schema.omg.org/spec/MOF/2.0/emof.xml" xmi:id="QVTTemplate"
     name="QVTTemplate" uri="http://schema.omg.org/spec/QVT/1.1/qvttemplate.xml">
diff --git a/plugins/org.eclipse.qvt/plugin.properties b/plugins/org.eclipse.qvt/plugin.properties
index 4a0c190..c6fd1a2 100644
--- a/plugins/org.eclipse.qvt/plugin.properties
+++ b/plugins/org.eclipse.qvt/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014, 2015 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.atl/build.properties b/plugins/org.eclipse.qvtd.atl/build.properties
index a44c0c6..00d2d11 100644
--- a/plugins/org.eclipse.qvtd.atl/build.properties
+++ b/plugins/org.eclipse.qvtd.atl/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 source.. = src/,\
            src-gen/
 output.. = bin/
diff --git a/plugins/org.eclipse.qvtd.atl/plugin.properties b/plugins/org.eclipse.qvtd.atl/plugin.properties
index 2166f1f..aeaecfa 100644
--- a/plugins/org.eclipse.qvtd.atl/plugin.properties
+++ b/plugins/org.eclipse.qvtd.atl/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.atl/plugin.xml b/plugins/org.eclipse.qvtd.atl/plugin.xml
index 24f9dce..0bcd4c9 100644
--- a/plugins/org.eclipse.qvtd.atl/plugin.xml
+++ b/plugins/org.eclipse.qvtd.atl/plugin.xml
@@ -2,7 +2,7 @@
 <?eclipse version="3.0"?>
 
 <!--
- Copyright (c) 2015, 2016 Willink Transformations and others.
+ Copyright (c) 2015, 2018 Willink Transformations and others.
  ;All rights reserved. This program and the accompanying materials
  ;are made available under the terms of the Eclipse Public License v2.0
  ;which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.codegen/build.properties b/plugins/org.eclipse.qvtd.codegen/build.properties
index 6c16892..ed7da3a 100644
--- a/plugins/org.eclipse.qvtd.codegen/build.properties
+++ b/plugins/org.eclipse.qvtd.codegen/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.codegen/plugin.properties b/plugins/org.eclipse.qvtd.codegen/plugin.properties
index e862401..a476185 100644
--- a/plugins/org.eclipse.qvtd.codegen/plugin.properties
+++ b/plugins/org.eclipse.qvtd.codegen/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014, 2015 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.codegen/plugin.xml b/plugins/org.eclipse.qvtd.codegen/plugin.xml
index 067176a..240d20d 100644
--- a/plugins/org.eclipse.qvtd.codegen/plugin.xml
+++ b/plugins/org.eclipse.qvtd.codegen/plugin.xml
@@ -4,7 +4,7 @@
 <!--
  <copyright>
  
- Copyright (c) 2013 Willink Transformations and others.
+ Copyright (c) 2013, 2018 Willink Transformations and others.
  All rights reserved.   This program and the accompanying materials
  are made available under the terms of the Eclipse Public License v2.0
  which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.codegen/src/org/eclipse/qvtd/codegen/qvti/analyzer/QVTiAnalysisVisitor.java b/plugins/org.eclipse.qvtd.codegen/src/org/eclipse/qvtd/codegen/qvti/analyzer/QVTiAnalysisVisitor.java
index 89aa4ea..a72dade 100644
--- a/plugins/org.eclipse.qvtd.codegen/src/org/eclipse/qvtd/codegen/qvti/analyzer/QVTiAnalysisVisitor.java
+++ b/plugins/org.eclipse.qvtd.codegen/src/org/eclipse/qvtd/codegen/qvti/analyzer/QVTiAnalysisVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.codegen/src/org/eclipse/qvtd/codegen/qvti/java/QVTiCodeGenerator.java b/plugins/org.eclipse.qvtd.codegen/src/org/eclipse/qvtd/codegen/qvti/java/QVTiCodeGenerator.java
index 2dfc654..f64789f 100644
--- a/plugins/org.eclipse.qvtd.codegen/src/org/eclipse/qvtd/codegen/qvti/java/QVTiCodeGenerator.java
+++ b/plugins/org.eclipse.qvtd.codegen/src/org/eclipse/qvtd/codegen/qvti/java/QVTiCodeGenerator.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2019 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/build.properties b/plugins/org.eclipse.qvtd.compiler/build.properties
index 7bfa4a4..60448ab 100644
--- a/plugins/org.eclipse.qvtd.compiler/build.properties
+++ b/plugins/org.eclipse.qvtd.compiler/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2015 Willink Transformations and others.
+# Copyright (c) 2015, 2019 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/plugin.properties b/plugins/org.eclipse.qvtd.compiler/plugin.properties
index 184c5e5..a802bc3 100644
--- a/plugins/org.eclipse.qvtd.compiler/plugin.properties
+++ b/plugins/org.eclipse.qvtd.compiler/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014, 2017 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/AbstractCompilerChain.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/AbstractCompilerChain.java
index 8a76422..4e68444 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/AbstractCompilerChain.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/AbstractCompilerChain.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2019 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/AbstractCompilerProblem.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/AbstractCompilerProblem.java
index fba7f37..c51ce8b 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/AbstractCompilerProblem.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/AbstractCompilerProblem.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2017, 2018 Willink Transformations and others.
+ * Copyright (c) 2017, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/CompilerChain.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/CompilerChain.java
index 9d6d918..70822b2 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/CompilerChain.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/CompilerChain.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2019 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/QVTrCompilerChain.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/QVTrCompilerChain.java
index f317ce6..0d9fa20 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/QVTrCompilerChain.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/QVTrCompilerChain.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2019 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/AbstractScheduleManager.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/AbstractScheduleManager.java
index a69f72b..fbc2f9a 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/AbstractScheduleManager.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/AbstractScheduleManager.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2020 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/BasicScheduleManager.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/BasicScheduleManager.java
index f6824e8..4dab971 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/BasicScheduleManager.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/BasicScheduleManager.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2020 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/InheritanceAnalysis.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/InheritanceAnalysis.java
index a86d46a..7233870 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/InheritanceAnalysis.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/InheritanceAnalysis.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2016, 2018 Willink Transformations and others.
+ * Copyright (c) 2016, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/ScheduleManager.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/ScheduleManager.java
index ae48238..3aae3f1 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/ScheduleManager.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/ScheduleManager.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2020 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/trace/Transformation2TracePackage.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/trace/Transformation2TracePackage.java
index 46e462f..27c0f0b 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/trace/Transformation2TracePackage.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtb2qvts/trace/Transformation2TracePackage.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2017, 2019 Willink Transformations and others.
+ * Copyright (c) 2017, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtm2qvts/QVTcoreScheduleManager.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtm2qvts/QVTcoreScheduleManager.java
index 3c72706..a70271e 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtm2qvts/QVTcoreScheduleManager.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtm2qvts/QVTcoreScheduleManager.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2019 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtm2qvts/QVTm2QVTs.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtm2qvts/QVTm2QVTs.java
index 8b0ffcb..976cc88 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtm2qvts/QVTm2QVTs.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtm2qvts/QVTm2QVTs.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2019 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtr2qvts/QVTrelationDirectedScheduleManager.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtr2qvts/QVTrelationDirectedScheduleManager.java
index 7fb972a..b5ad002 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtr2qvts/QVTrelationDirectedScheduleManager.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtr2qvts/QVTrelationDirectedScheduleManager.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2018, 2020 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtr2qvts/QVTrelationMultipleScheduleManager.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtr2qvts/QVTrelationMultipleScheduleManager.java
index c6dfe01..452597c 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtr2qvts/QVTrelationMultipleScheduleManager.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvtr2qvts/QVTrelationMultipleScheduleManager.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2018, 2020 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvts2qvti/QVTs2QVTiVisitor.java b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvts2qvti/QVTs2QVTiVisitor.java
index f3c1042..b4c2093 100644
--- a/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvts2qvti/QVTs2QVTiVisitor.java
+++ b/plugins/org.eclipse.qvtd.compiler/src/org/eclipse/qvtd/compiler/internal/qvts2qvti/QVTs2QVTiVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2019 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.cs2as.build/build.properties b/plugins/org.eclipse.qvtd.cs2as.build/build.properties
index 3db4d73..bd277e6 100644
--- a/plugins/org.eclipse.qvtd.cs2as.build/build.properties
+++ b/plugins/org.eclipse.qvtd.cs2as.build/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2015 Willink Transformations and others.
+# Copyright (c) 2015, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.cs2as.build/plugin.properties b/plugins/org.eclipse.qvtd.cs2as.build/plugin.properties
index 2d44abd..66854d3 100644
--- a/plugins/org.eclipse.qvtd.cs2as.build/plugin.properties
+++ b/plugins/org.eclipse.qvtd.cs2as.build/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.cs2as.compiler/build.properties b/plugins/org.eclipse.qvtd.cs2as.compiler/build.properties
index bd113bb..ea68001 100644
--- a/plugins/org.eclipse.qvtd.cs2as.compiler/build.properties
+++ b/plugins/org.eclipse.qvtd.cs2as.compiler/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2015 Willink Transformations and others.
+# Copyright (c) 2015, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.cs2as.compiler/emf-gen/org/eclipse/qvtd/cs2as/compiler/cgmodel/impl/CGLookupCallExpImpl.java b/plugins/org.eclipse.qvtd.cs2as.compiler/emf-gen/org/eclipse/qvtd/cs2as/compiler/cgmodel/impl/CGLookupCallExpImpl.java
index 823b0db..7dd1452 100644
--- a/plugins/org.eclipse.qvtd.cs2as.compiler/emf-gen/org/eclipse/qvtd/cs2as/compiler/cgmodel/impl/CGLookupCallExpImpl.java
+++ b/plugins/org.eclipse.qvtd.cs2as.compiler/emf-gen/org/eclipse/qvtd/cs2as/compiler/cgmodel/impl/CGLookupCallExpImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2019 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.cs2as.compiler/plugin.properties b/plugins/org.eclipse.qvtd.cs2as.compiler/plugin.properties
index 4bc7e79..87d51b7 100644
--- a/plugins/org.eclipse.qvtd.cs2as.compiler/plugin.properties
+++ b/plugins/org.eclipse.qvtd.cs2as.compiler/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2015 Willink Transformations and others.
+# Copyright (c) 2015, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.cs2as.compiler/plugin.xml b/plugins/org.eclipse.qvtd.cs2as.compiler/plugin.xml
index 915826f..07d732f 100644
--- a/plugins/org.eclipse.qvtd.cs2as.compiler/plugin.xml
+++ b/plugins/org.eclipse.qvtd.cs2as.compiler/plugin.xml
@@ -2,6 +2,17 @@
 <?eclipse version="3.0"?>
 
 <!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
+<!--
 -->
 
 <plugin>
diff --git a/plugins/org.eclipse.qvtd.cs2as.compiler/src/org/eclipse/qvtd/cs2as/compiler/internal/OCL2QVTm.java b/plugins/org.eclipse.qvtd.cs2as.compiler/src/org/eclipse/qvtd/cs2as/compiler/internal/OCL2QVTm.java
index 32e93b3..e506d33 100644
--- a/plugins/org.eclipse.qvtd.cs2as.compiler/src/org/eclipse/qvtd/cs2as/compiler/internal/OCL2QVTm.java
+++ b/plugins/org.eclipse.qvtd.cs2as.compiler/src/org/eclipse/qvtd/cs2as/compiler/internal/OCL2QVTm.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2016, 2020 Willink Transformations and others.
+ * Copyright (c) 2016, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.cs2as.compiler/src/org/eclipse/qvtd/cs2as/compiler/internal/QVTmModelsMerger.java b/plugins/org.eclipse.qvtd.cs2as.compiler/src/org/eclipse/qvtd/cs2as/compiler/internal/QVTmModelsMerger.java
index 47d4bd4..baaef24 100644
--- a/plugins/org.eclipse.qvtd.cs2as.compiler/src/org/eclipse/qvtd/cs2as/compiler/internal/QVTmModelsMerger.java
+++ b/plugins/org.eclipse.qvtd.cs2as.compiler/src/org/eclipse/qvtd/cs2as/compiler/internal/QVTmModelsMerger.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.cs2as.xtext.generator/build.properties b/plugins/org.eclipse.qvtd.cs2as.xtext.generator/build.properties
index e7ab616..d6a4193 100644
--- a/plugins/org.eclipse.qvtd.cs2as.xtext.generator/build.properties
+++ b/plugins/org.eclipse.qvtd.cs2as.xtext.generator/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2015 Willink Transformations and others.
+# Copyright (c) 2015, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.cs2as.xtext.generator/plugin.properties b/plugins/org.eclipse.qvtd.cs2as.xtext.generator/plugin.properties
index 239fda9..a09e2e2 100644
--- a/plugins/org.eclipse.qvtd.cs2as.xtext.generator/plugin.properties
+++ b/plugins/org.eclipse.qvtd.cs2as.xtext.generator/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.cs2as.xtext.runtime/build.properties b/plugins/org.eclipse.qvtd.cs2as.xtext.runtime/build.properties
index e354a35..04c6fb7 100644
--- a/plugins/org.eclipse.qvtd.cs2as.xtext.runtime/build.properties
+++ b/plugins/org.eclipse.qvtd.cs2as.xtext.runtime/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2015 Willink Transformations and others.
+# Copyright (c) 2015, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.cs2as.xtext.runtime/plugin.properties b/plugins/org.eclipse.qvtd.cs2as.xtext.runtime/plugin.properties
index 84d3ebe..bf7af9b 100644
--- a/plugins/org.eclipse.qvtd.cs2as.xtext.runtime/plugin.properties
+++ b/plugins/org.eclipse.qvtd.cs2as.xtext.runtime/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.debug.ui/build.properties b/plugins/org.eclipse.qvtd.debug.ui/build.properties
index 336f693..53ceaba 100644
--- a/plugins/org.eclipse.qvtd.debug.ui/build.properties
+++ b/plugins/org.eclipse.qvtd.debug.ui/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.debug.ui/plugin.properties b/plugins/org.eclipse.qvtd.debug.ui/plugin.properties
index edd252a..b7d0a96 100644
--- a/plugins/org.eclipse.qvtd.debug.ui/plugin.properties
+++ b/plugins/org.eclipse.qvtd.debug.ui/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2013, 2015 Willink Transformations and others.
+# Copyright (c) 2013, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.debug.ui/plugin.xml b/plugins/org.eclipse.qvtd.debug.ui/plugin.xml
index d36dee2..eb130a5 100644
--- a/plugins/org.eclipse.qvtd.debug.ui/plugin.xml
+++ b/plugins/org.eclipse.qvtd.debug.ui/plugin.xml
@@ -1,5 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?eclipse version="3.0"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <plugin>
              
     <extension point="org.eclipse.core.runtime.adapters">
diff --git a/plugins/org.eclipse.qvtd.debug.ui/src/org/eclipse/qvtd/debug/ui/messages/DebugUIMessages.properties b/plugins/org.eclipse.qvtd.debug.ui/src/org/eclipse/qvtd/debug/ui/messages/DebugUIMessages.properties
index 87b715d..afabf72 100644
--- a/plugins/org.eclipse.qvtd.debug.ui/src/org/eclipse/qvtd/debug/ui/messages/DebugUIMessages.properties
+++ b/plugins/org.eclipse.qvtd.debug.ui/src/org/eclipse/qvtd/debug/ui/messages/DebugUIMessages.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.debug/build.properties b/plugins/org.eclipse.qvtd.debug/build.properties
index f9854eb..9ab9095 100644
--- a/plugins/org.eclipse.qvtd.debug/build.properties
+++ b/plugins/org.eclipse.qvtd.debug/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.debug/plugin.properties b/plugins/org.eclipse.qvtd.debug/plugin.properties
index 460fddc..6cb890a 100644
--- a/plugins/org.eclipse.qvtd.debug/plugin.properties
+++ b/plugins/org.eclipse.qvtd.debug/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.debug/plugin.xml b/plugins/org.eclipse.qvtd.debug/plugin.xml
index aa242fc..5ea7abd 100644
--- a/plugins/org.eclipse.qvtd.debug/plugin.xml
+++ b/plugins/org.eclipse.qvtd.debug/plugin.xml
@@ -1,5 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?eclipse version="3.0"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <plugin>
 	<extension point="org.eclipse.core.resources.markers" id="QVTdBreakpointMarker">
        <super type="org.eclipse.debug.core.lineBreakpointMarker"/>
diff --git a/plugins/org.eclipse.qvtd.debug/src/org/eclipse/qvtd/debug/vm/QVTiVariableFinder.java b/plugins/org.eclipse.qvtd.debug/src/org/eclipse/qvtd/debug/vm/QVTiVariableFinder.java
index 239f29b..febdd5f 100644
--- a/plugins/org.eclipse.qvtd.debug/src/org/eclipse/qvtd/debug/vm/QVTiVariableFinder.java
+++ b/plugins/org.eclipse.qvtd.debug/src/org/eclipse/qvtd/debug/vm/QVTiVariableFinder.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2019 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtbase/build.properties b/plugins/org.eclipse.qvtd.pivot.qvtbase/build.properties
index 16c794f..a8cca16 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtbase/build.properties
+++ b/plugins/org.eclipse.qvtd.pivot.qvtbase/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014, 2015 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/DomainImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/DomainImpl.java
index 0a0aabe..9cfc3ff 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/DomainImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/DomainImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/FunctionImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/FunctionImpl.java
index 223aee6..e5ab5f0 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/FunctionImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/FunctionImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/PredicateImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/PredicateImpl.java
index b177a3d..b4ca702 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/PredicateImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/PredicateImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/QVTbasePackageImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/QVTbasePackageImpl.java
index e3ef769..be6a5ef 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/QVTbasePackageImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/QVTbasePackageImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2019 Willink Transformations and others.
+ * Copyright (c) 2011, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/RuleImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/RuleImpl.java
index 588b72a..4590291 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/RuleImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/RuleImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/TransformationImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/TransformationImpl.java
index acb5c90..7b73c25 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/TransformationImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/TransformationImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/TypedModelImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/TypedModelImpl.java
index 0094b49..175bdb2 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/TypedModelImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtbase/emf-gen/org/eclipse/qvtd/pivot/qvtbase/impl/TypedModelImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtbase/plugin.properties b/plugins/org.eclipse.qvtd.pivot.qvtbase/plugin.properties
index c748091..0fe8d68 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtbase/plugin.properties
+++ b/plugins/org.eclipse.qvtd.pivot.qvtbase/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtcore/build.properties b/plugins/org.eclipse.qvtd.pivot.qvtcore/build.properties
index 2181121..effdc12 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtcore/build.properties
+++ b/plugins/org.eclipse.qvtd.pivot.qvtcore/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/BottomPatternImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/BottomPatternImpl.java
index 7a6e317..0efc8d9 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/BottomPatternImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/BottomPatternImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/BottomVariableImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/BottomVariableImpl.java
index 7ac6ed4..349a176 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/BottomVariableImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/BottomVariableImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/GuardPatternImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/GuardPatternImpl.java
index 2463d9d..576de45 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/GuardPatternImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/GuardPatternImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/GuardVariableImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/GuardVariableImpl.java
index 85df156..59bb80a 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/GuardVariableImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/GuardVariableImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/MappingImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/MappingImpl.java
index 2cf49cb..fc1d880 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/MappingImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/MappingImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/OppositePropertyAssignmentImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/OppositePropertyAssignmentImpl.java
index 2275b81..14110f4 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/OppositePropertyAssignmentImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/OppositePropertyAssignmentImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/PropertyAssignmentImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/PropertyAssignmentImpl.java
index 747e3c0..f7573ed 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/PropertyAssignmentImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/PropertyAssignmentImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/QVTcorePackageImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/QVTcorePackageImpl.java
index 42ecc25..a3d1cae 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/QVTcorePackageImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/QVTcorePackageImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2019 Willink Transformations and others.
+ * Copyright (c) 2011, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/RealizedVariableImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/RealizedVariableImpl.java
index 5df63a8..be4e589 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/RealizedVariableImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/RealizedVariableImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/VariableAssignmentImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/VariableAssignmentImpl.java
index eb2b434..ed764be 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/VariableAssignmentImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtcore/emf-gen/org/eclipse/qvtd/pivot/qvtcore/impl/VariableAssignmentImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtcore/plugin.properties b/plugins/org.eclipse.qvtd.pivot.qvtcore/plugin.properties
index e5332a9..08c5214 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtcore/plugin.properties
+++ b/plugins/org.eclipse.qvtd.pivot.qvtcore/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/build.properties b/plugins/org.eclipse.qvtd.pivot.qvtimperative/build.properties
index 2181121..effdc12 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/build.properties
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/AddStatement.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/AddStatement.java
index 7f5c65c..fc3d588 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/AddStatement.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/AddStatement.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/AppendParameter.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/AppendParameter.java
index 98d7bdf..0ab852c 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/AppendParameter.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/AppendParameter.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/AppendParameterBinding.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/AppendParameterBinding.java
index 7c1d255..d8f9c5d 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/AppendParameterBinding.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/AppendParameterBinding.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/BufferStatement.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/BufferStatement.java
index 3136bff..33eb33c 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/BufferStatement.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/BufferStatement.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2019 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/CheckStatement.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/CheckStatement.java
index a5dba28..1a034a4 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/CheckStatement.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/CheckStatement.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/ConnectionVariable.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/ConnectionVariable.java
index bdb2f79..20a1424 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/ConnectionVariable.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/ConnectionVariable.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/DeclareStatement.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/DeclareStatement.java
index d355e15..a36cfb8 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/DeclareStatement.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/DeclareStatement.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/EntryPoint.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/EntryPoint.java
index 7a41c6c..08ea37b 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/EntryPoint.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/EntryPoint.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2019 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/GuardParameter.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/GuardParameter.java
index 7b2671a..a2b084e 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/GuardParameter.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/GuardParameter.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2019 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/GuardParameterBinding.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/GuardParameterBinding.java
index 575ccf1..668664b 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/GuardParameterBinding.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/GuardParameterBinding.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/ImperativeTransformation.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/ImperativeTransformation.java
index ec043d9..4aaa769 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/ImperativeTransformation.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/ImperativeTransformation.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2019 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/LoopParameterBinding.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/LoopParameterBinding.java
index 4159296..796d45f 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/LoopParameterBinding.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/LoopParameterBinding.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/LoopVariable.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/LoopVariable.java
index 06c3bca..f310733 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/LoopVariable.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/LoopVariable.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/Mapping.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/Mapping.java
index d55ae46..e4092a0 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/Mapping.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/Mapping.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2019 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingLoop.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingLoop.java
index f0c1def..50b8469 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingLoop.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingLoop.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2014, 2018 Willink Transformations and others.
+ * Copyright (c) 2014, 2022 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingParameter.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingParameter.java
index f337fd4..2689bfe 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingParameter.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingParameter.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingParameterBinding.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingParameterBinding.java
index 2fdf395..a1b1772 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingParameterBinding.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingParameterBinding.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingStatement.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingStatement.java
index 55d7c6f..ab0c6cf 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingStatement.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/MappingStatement.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2014, 2018 Willink Transformations and others.
+ * Copyright (c) 2014, 2022 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/NewStatement.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/NewStatement.java
index 393b34c..90bbec1 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/NewStatement.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/NewStatement.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2019 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/ObservableStatement.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/ObservableStatement.java
index 6883ac8..1abd9e1 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/ObservableStatement.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/ObservableStatement.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2019 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/QVTimperativePackage.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/QVTimperativePackage.java
index 0a7c7a1..730bb89 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/QVTimperativePackage.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/QVTimperativePackage.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SetStatement.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SetStatement.java
index 0205fbc..0cd414e 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SetStatement.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SetStatement.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SimpleParameter.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SimpleParameter.java
index 9c46e37..77aca4d 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SimpleParameter.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SimpleParameter.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2019 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SimpleParameterBinding.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SimpleParameterBinding.java
index ba6e709..47ba158 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SimpleParameterBinding.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SimpleParameterBinding.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SpeculateStatement.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SpeculateStatement.java
index 3f331cf..5dce36b 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SpeculateStatement.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/SpeculateStatement.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/Statement.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/Statement.java
index 4c8fec4..15864d3 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/Statement.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/Statement.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/VariableStatement.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/VariableStatement.java
index 83d930f..c868adc 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/VariableStatement.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/VariableStatement.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/EvaluationStatusPackage.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/EvaluationStatusPackage.java
index 94a733d..be57e9e 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/EvaluationStatusPackage.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/EvaluationStatusPackage.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/AssociationStatusImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/AssociationStatusImpl.java
index 7b70bd7..bf07838 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/AssociationStatusImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/AssociationStatusImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/AttributeStatusImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/AttributeStatusImpl.java
index 62e365c..8377276 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/AttributeStatusImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/AttributeStatusImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/ClassStatusImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/ClassStatusImpl.java
index 80bb0d4..d6a4540 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/ClassStatusImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/ClassStatusImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/ElementStatusImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/ElementStatusImpl.java
index 66641e0..c3282ab 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/ElementStatusImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/ElementStatusImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/EvaluationElementImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/EvaluationElementImpl.java
index d51c4e1..7ae6b75 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/EvaluationElementImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/EvaluationElementImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/EvaluationStatusFactoryImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/EvaluationStatusFactoryImpl.java
index 04ee9cc..795d12f 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/EvaluationStatusFactoryImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/EvaluationStatusFactoryImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/EvaluationStatusPackageImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/EvaluationStatusPackageImpl.java
index bacad2f..0bd886d 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/EvaluationStatusPackageImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/EvaluationStatusPackageImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/MappingStatusImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/MappingStatusImpl.java
index a7e30f1..3f97be6 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/MappingStatusImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/MappingStatusImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/PropertyStatusImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/PropertyStatusImpl.java
index b9038aa..3415f22 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/PropertyStatusImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/PropertyStatusImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/TransformationStatusImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/TransformationStatusImpl.java
index 639078d..7d40f43 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/TransformationStatusImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/impl/TransformationStatusImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/util/EvaluationStatusAdapterFactory.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/util/EvaluationStatusAdapterFactory.java
index 94b35e9..8bcc42c 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/util/EvaluationStatusAdapterFactory.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/util/EvaluationStatusAdapterFactory.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/util/EvaluationStatusSwitch.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/util/EvaluationStatusSwitch.java
index 6ad5970..ff06fe3 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/util/EvaluationStatusSwitch.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/evaluationstatus/util/EvaluationStatusSwitch.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2018 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/AddStatementImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/AddStatementImpl.java
index 67c97a1..87aa919 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/AddStatementImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/AddStatementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/BufferStatementImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/BufferStatementImpl.java
index 0da58af..a9a05a3 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/BufferStatementImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/BufferStatementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/CheckStatementImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/CheckStatementImpl.java
index 75593bf..768f6fe 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/CheckStatementImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/CheckStatementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/DeclareStatementImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/DeclareStatementImpl.java
index ff12a87..395a8fc 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/DeclareStatementImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/DeclareStatementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/ImperativeTransformationImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/ImperativeTransformationImpl.java
index a2985d5..73f584e 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/ImperativeTransformationImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/ImperativeTransformationImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingCallImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingCallImpl.java
index b169cc5..194e312 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingCallImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingCallImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingImpl.java
index 6ea997d..13617c1 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingParameterBindingImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingParameterBindingImpl.java
index 2cc66b1..365133a 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingParameterBindingImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingParameterBindingImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingStatementImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingStatementImpl.java
index c02b7ec..f44fa68 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingStatementImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/MappingStatementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2019 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/NewStatementImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/NewStatementImpl.java
index a44ccbb..d9401e6 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/NewStatementImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/NewStatementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/QVTimperativePackageImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/QVTimperativePackageImpl.java
index be30fb9..c365e53 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/QVTimperativePackageImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/QVTimperativePackageImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/SetStatementImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/SetStatementImpl.java
index 442ff38..5909d35 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/SetStatementImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/SetStatementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/SimpleParameterBindingImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/SimpleParameterBindingImpl.java
index 525bf2f..8a1c769 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/SimpleParameterBindingImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/SimpleParameterBindingImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/SpeculateStatementImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/SpeculateStatementImpl.java
index 98d21e3..7bec09a 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/SpeculateStatementImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/SpeculateStatementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/StatementImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/StatementImpl.java
index 11566d4..5391de3 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/StatementImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/StatementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2019 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/VariableStatementImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/VariableStatementImpl.java
index 0ff0980..f175a39 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/VariableStatementImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/impl/VariableStatementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2019 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractDelegatingQVTimperativeVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractDelegatingQVTimperativeVisitor.java
index 0425dce..feadbe8 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractDelegatingQVTimperativeVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractDelegatingQVTimperativeVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractExtendingQVTimperativeVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractExtendingQVTimperativeVisitor.java
index f00b798..b1427b5 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractExtendingQVTimperativeVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractExtendingQVTimperativeVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractMergedQVTimperativeVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractMergedQVTimperativeVisitor.java
index a3f4322..ae7b134 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractMergedQVTimperativeVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractMergedQVTimperativeVisitor.java
@@ -1,7 +1,7 @@
 /*******************************************************************************
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractNullQVTimperativeVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractNullQVTimperativeVisitor.java
index 8e463ac..e2449a7 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractNullQVTimperativeVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractNullQVTimperativeVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeAS2MonikerVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeAS2MonikerVisitor.java
index 142d641..40c5a30 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeAS2MonikerVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeAS2MonikerVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeASSaverLocateVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeASSaverLocateVisitor.java
index 4218db3..ae680ed 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeASSaverLocateVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeASSaverLocateVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeASSaverNormalizeVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeASSaverNormalizeVisitor.java
index 721f65b..ff47451 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeASSaverNormalizeVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeASSaverNormalizeVisitor.java
@@ -1,7 +1,7 @@
 /*******************************************************************************
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeASSaverResolveVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeASSaverResolveVisitor.java
index e0279df..28cd876 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeASSaverResolveVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeASSaverResolveVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeTemplateParameterSubstitutionVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeTemplateParameterSubstitutionVisitor.java
index b73909e..a8a996f 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeTemplateParameterSubstitutionVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeTemplateParameterSubstitutionVisitor.java
@@ -1,7 +1,7 @@
 /*******************************************************************************
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeVisitor.java
index 219d42b..a0994ce 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractQVTimperativeVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2018 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractWrappingQVTimperativeVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractWrappingQVTimperativeVisitor.java
index e15bd76..39d2448 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractWrappingQVTimperativeVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/AbstractWrappingQVTimperativeVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/QVTimperativeVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/QVTimperativeVisitor.java
index faf64f0..ee49415 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/QVTimperativeVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/emf-gen/org/eclipse/qvtd/pivot/qvtimperative/util/QVTimperativeVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/plugin.properties b/plugins/org.eclipse.qvtd.pivot.qvtimperative/plugin.properties
index 0e16cbc..d80c6af 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/plugin.properties
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/src/org/eclipse/qvtd/pivot/qvtimperative/evaluation/Execution2GraphVisitor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/src/org/eclipse/qvtd/pivot/qvtimperative/evaluation/Execution2GraphVisitor.java
index 22b0e98..b76ccd0 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/src/org/eclipse/qvtd/pivot/qvtimperative/evaluation/Execution2GraphVisitor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/src/org/eclipse/qvtd/pivot/qvtimperative/evaluation/Execution2GraphVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2019 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtimperative/src/org/eclipse/qvtd/pivot/qvtimperative/evaluation/QVTiExecutor.java b/plugins/org.eclipse.qvtd.pivot.qvtimperative/src/org/eclipse/qvtd/pivot/qvtimperative/evaluation/QVTiExecutor.java
index 780324d..7beb4d5 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtimperative/src/org/eclipse/qvtd/pivot/qvtimperative/evaluation/QVTiExecutor.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtimperative/src/org/eclipse/qvtd/pivot/qvtimperative/evaluation/QVTiExecutor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2020 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtrelation/build.properties b/plugins/org.eclipse.qvtd.pivot.qvtrelation/build.properties
index 2181121..effdc12 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtrelation/build.properties
+++ b/plugins/org.eclipse.qvtd.pivot.qvtrelation/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/KeyImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/KeyImpl.java
index 87c6161..fc0207e 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/KeyImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/KeyImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/QVTrelationPackageImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/QVTrelationPackageImpl.java
index 1c68bb6..643c024 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/QVTrelationPackageImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/QVTrelationPackageImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2019 Willink Transformations and others.
+ * Copyright (c) 2011, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationCallExpImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationCallExpImpl.java
index a8c81a7..a85bfa5 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationCallExpImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationCallExpImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationDomainAssignmentImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationDomainAssignmentImpl.java
index 08ffe5b..5bb3308 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationDomainAssignmentImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationDomainAssignmentImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationDomainImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationDomainImpl.java
index 3aa810c..21e9485 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationDomainImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationDomainImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationImpl.java
index bfcccd0..15cc228 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationalTransformationImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationalTransformationImpl.java
index b875f39..a09f572 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationalTransformationImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/RelationalTransformationImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/SharedVariableImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/SharedVariableImpl.java
index c6c5f83..66aec6c 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/SharedVariableImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtrelation/emf-gen/org/eclipse/qvtd/pivot/qvtrelation/impl/SharedVariableImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtrelation/plugin.properties b/plugins/org.eclipse.qvtd.pivot.qvtrelation/plugin.properties
index c2086fb..dca05b1 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtrelation/plugin.properties
+++ b/plugins/org.eclipse.qvtd.pivot.qvtrelation/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtschedule/build.properties b/plugins/org.eclipse.qvtd.pivot.qvtschedule/build.properties
index 98267c0..5721381 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtschedule/build.properties
+++ b/plugins/org.eclipse.qvtd.pivot.qvtschedule/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2015 Willink Transformations and others.
+# Copyright (c) 2015, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/KeyPartEdgeImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/KeyPartEdgeImpl.java
index 39b578f..b6efedc 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/KeyPartEdgeImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/KeyPartEdgeImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/PartitionImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/PartitionImpl.java
index cf5eea7..65c4976 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/PartitionImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/PartitionImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/PropertyDatumImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/PropertyDatumImpl.java
index d7e286e..26c5fdb 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/PropertyDatumImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/PropertyDatumImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2020 Willink Transformations and others.
+ * Copyright (c) 2015, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/QVTschedulePackageImpl.java b/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/QVTschedulePackageImpl.java
index 4c410b1..12581f9 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/QVTschedulePackageImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/QVTschedulePackageImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2013, 2020 Willink Transformations and others.
+ * Copyright (c) 2013, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtschedule/plugin.properties b/plugins/org.eclipse.qvtd.pivot.qvtschedule/plugin.properties
index c14661d..b229812 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtschedule/plugin.properties
+++ b/plugins/org.eclipse.qvtd.pivot.qvtschedule/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014, 2017 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvtschedule/plugin.xml b/plugins/org.eclipse.qvtd.pivot.qvtschedule/plugin.xml
index 6aa1f61..c76139f 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvtschedule/plugin.xml
+++ b/plugins/org.eclipse.qvtd.pivot.qvtschedule/plugin.xml
@@ -2,6 +2,17 @@
 <?eclipse version="3.0"?>
 
 <!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
+<!--
 -->
 
 <plugin>
diff --git a/plugins/org.eclipse.qvtd.pivot.qvttemplate/build.properties b/plugins/org.eclipse.qvtd.pivot.qvttemplate/build.properties
index 2181121..effdc12 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvttemplate/build.properties
+++ b/plugins/org.eclipse.qvtd.pivot.qvttemplate/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/CollectionTemplateExpImpl.java b/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/CollectionTemplateExpImpl.java
index e713f7f..4dca587 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/CollectionTemplateExpImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/CollectionTemplateExpImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/ObjectTemplateExpImpl.java b/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/ObjectTemplateExpImpl.java
index bd5f4d7..b2f8304 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/ObjectTemplateExpImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/ObjectTemplateExpImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/PropertyTemplateItemImpl.java b/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/PropertyTemplateItemImpl.java
index 44bba7e..23c7df6 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/PropertyTemplateItemImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/PropertyTemplateItemImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/QVTtemplatePackageImpl.java b/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/QVTtemplatePackageImpl.java
index e29fc0c..9a017fc 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/QVTtemplatePackageImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/QVTtemplatePackageImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2019 Willink Transformations and others.
+ * Copyright (c) 2011, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/TemplateExpImpl.java b/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/TemplateExpImpl.java
index 82fa0af..544b643 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/TemplateExpImpl.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/impl/TemplateExpImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2020 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/util/QVTtemplateAdapterFactory.java b/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/util/QVTtemplateAdapterFactory.java
index c60a09b..b7f8b31 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/util/QVTtemplateAdapterFactory.java
+++ b/plugins/org.eclipse.qvtd.pivot.qvttemplate/emf-gen/org/eclipse/qvtd/pivot/qvttemplate/util/QVTtemplateAdapterFactory.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2011, 2019 Willink Transformations and others.
+ * Copyright (c) 2011, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.pivot.qvttemplate/plugin.properties b/plugins/org.eclipse.qvtd.pivot.qvttemplate/plugin.properties
index e6a186b..08519c9 100644
--- a/plugins/org.eclipse.qvtd.pivot.qvttemplate/plugin.properties
+++ b/plugins/org.eclipse.qvtd.pivot.qvttemplate/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/build.properties b/plugins/org.eclipse.qvtd.runtime/build.properties
index 40f4bf7..d74c22b 100644
--- a/plugins/org.eclipse.qvtd.runtime/build.properties
+++ b/plugins/org.eclipse.qvtd.runtime/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 source.. = src/,\
            emf-gen/
 output.. = bin/
diff --git a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/Extent.java b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/Extent.java
index 802aab1..47432a9 100644
--- a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/Extent.java
+++ b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/Extent.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2010, 2019 Willink Transformations and others.
+ * Copyright (c) 2010, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/QVTruntimeLibraryFactory.java b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/QVTruntimeLibraryFactory.java
index 4eadc9e..365e00e 100644
--- a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/QVTruntimeLibraryFactory.java
+++ b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/QVTruntimeLibraryFactory.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2010, 2019 Willink Transformations and others.
+ * Copyright (c) 2010, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/QVTruntimeLibraryPackage.java b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/QVTruntimeLibraryPackage.java
index b2daf79..307118a 100644
--- a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/QVTruntimeLibraryPackage.java
+++ b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/QVTruntimeLibraryPackage.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2010, 2019 Willink Transformations and others.
+ * Copyright (c) 2010, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/util/QVTruntimeLibraryAdapterFactory.java b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/util/QVTruntimeLibraryAdapterFactory.java
index baed933..5425fe1 100644
--- a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/util/QVTruntimeLibraryAdapterFactory.java
+++ b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/util/QVTruntimeLibraryAdapterFactory.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2010, 2019 Willink Transformations and others.
+ * Copyright (c) 2010, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/util/QVTruntimeLibrarySwitch.java b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/util/QVTruntimeLibrarySwitch.java
index c2c6b7a..b5886f9 100644
--- a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/util/QVTruntimeLibrarySwitch.java
+++ b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvtruntimelibrary/util/QVTruntimeLibrarySwitch.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2010, 2019 Willink Transformations and others.
+ * Copyright (c) 2010, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/Execution.java b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/Execution.java
index 9b35180..e1c45e0 100644
--- a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/Execution.java
+++ b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/Execution.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2018 Willink Transformations and others.
+ * Copyright (c) 2018, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/QVTtraceFactory.java b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/QVTtraceFactory.java
index a5f0afb..5ca4e7d 100644
--- a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/QVTtraceFactory.java
+++ b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/QVTtraceFactory.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2018 Willink Transformations and others.
+ * Copyright (c) 2018, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/TraceInstance.java b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/TraceInstance.java
index a34c330..537bdf60 100644
--- a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/TraceInstance.java
+++ b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/TraceInstance.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2018 Willink Transformations and others.
+ * Copyright (c) 2018, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/TransformationExecution.java b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/TransformationExecution.java
index 11a6677..b58c327 100644
--- a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/TransformationExecution.java
+++ b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/TransformationExecution.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2019 Willink Transformations and others.
+ * Copyright (c) 2019, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/impl/ExecutionImpl.java b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/impl/ExecutionImpl.java
index ecd626f..89b7a11 100644
--- a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/impl/ExecutionImpl.java
+++ b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/impl/ExecutionImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/impl/TransformationExecutionImpl.java b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/impl/TransformationExecutionImpl.java
index a737c2a..c4414e6 100644
--- a/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/impl/TransformationExecutionImpl.java
+++ b/plugins/org.eclipse.qvtd.runtime/emf-gen/org/eclipse/qvtd/runtime/qvttrace/impl/TransformationExecutionImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2019 Willink Transformations and others.
+ * Copyright (c) 2019, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/plugin.properties b/plugins/org.eclipse.qvtd.runtime/plugin.properties
index 5a946f3..dd1dcc9 100644
--- a/plugins/org.eclipse.qvtd.runtime/plugin.properties
+++ b/plugins/org.eclipse.qvtd.runtime/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.runtime/plugin.xml b/plugins/org.eclipse.qvtd.runtime/plugin.xml
index 43aedd6..2018e22 100644
--- a/plugins/org.eclipse.qvtd.runtime/plugin.xml
+++ b/plugins/org.eclipse.qvtd.runtime/plugin.xml
@@ -2,6 +2,17 @@
 <?eclipse version="3.0"?>
 
 <!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
+<!--
 -->
 
 <plugin>
diff --git a/plugins/org.eclipse.qvtd.runtime/src/org/eclipse/qvtd/runtime/library/model/IterableAsSetValue.java b/plugins/org.eclipse.qvtd.runtime/src/org/eclipse/qvtd/runtime/library/model/IterableAsSetValue.java
index f8b53b1..86bf1a4 100644
--- a/plugins/org.eclipse.qvtd.runtime/src/org/eclipse/qvtd/runtime/library/model/IterableAsSetValue.java
+++ b/plugins/org.eclipse.qvtd.runtime/src/org/eclipse/qvtd/runtime/library/model/IterableAsSetValue.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2016, 2018 Willink Transformations and others.
+ * Copyright (c) 2016, 2021 Willink Transformations and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.text/build.properties b/plugins/org.eclipse.qvtd.text/build.properties
index c25dffc..f4f9414 100644
--- a/plugins/org.eclipse.qvtd.text/build.properties
+++ b/plugins/org.eclipse.qvtd.text/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 #
 
 bin.includes = .,\
diff --git a/plugins/org.eclipse.qvtd.text/plugin.xml b/plugins/org.eclipse.qvtd.text/plugin.xml
index 20bb1fb..a37f4d7 100644
--- a/plugins/org.eclipse.qvtd.text/plugin.xml
+++ b/plugins/org.eclipse.qvtd.text/plugin.xml
@@ -2,6 +2,17 @@
 <?eclipse version="3.0"?>
 
 <!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
+<!--
 -->
 
 <plugin>
diff --git a/plugins/org.eclipse.qvtd.umlx.design/build.properties b/plugins/org.eclipse.qvtd.umlx.design/build.properties
index 39ae36f..26112a3 100644
--- a/plugins/org.eclipse.qvtd.umlx.design/build.properties
+++ b/plugins/org.eclipse.qvtd.umlx.design/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 source.. = src/
 output.. = bin/
 bin.includes = META-INF/,\
diff --git a/plugins/org.eclipse.qvtd.umlx.design/plugin.properties b/plugins/org.eclipse.qvtd.umlx.design/plugin.properties
index ca47d97..4739bba 100644
--- a/plugins/org.eclipse.qvtd.umlx.design/plugin.properties
+++ b/plugins/org.eclipse.qvtd.umlx.design/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Eclipse Modeling Project and others.
+# Copyright (c) 2016, 2018 Eclipse Modeling Project and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx.design/plugin.xml b/plugins/org.eclipse.qvtd.umlx.design/plugin.xml
index 2a21a66..6fb74b7 100644
--- a/plugins/org.eclipse.qvtd.umlx.design/plugin.xml
+++ b/plugins/org.eclipse.qvtd.umlx.design/plugin.xml
@@ -1,5 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?eclipse version="3.0"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <plugin>
   <extension point="org.eclipse.sirius.componentization">
     <component class="org.eclipse.qvtd.umlx.design.Activator"
diff --git a/plugins/org.eclipse.qvtd.umlx.ui/build.properties b/plugins/org.eclipse.qvtd.umlx.ui/build.properties
index e02737b..4e199b2 100644
--- a/plugins/org.eclipse.qvtd.umlx.ui/build.properties
+++ b/plugins/org.eclipse.qvtd.umlx.ui/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 source.. = src/
 output.. = bin/
 bin.includes = META-INF/,\
diff --git a/plugins/org.eclipse.qvtd.umlx.ui/plugin.properties b/plugins/org.eclipse.qvtd.umlx.ui/plugin.properties
index a6ff21e..33051f9 100644
--- a/plugins/org.eclipse.qvtd.umlx.ui/plugin.properties
+++ b/plugins/org.eclipse.qvtd.umlx.ui/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx.ui/plugin.xml b/plugins/org.eclipse.qvtd.umlx.ui/plugin.xml
index 3eeb140..40ce8ec 100644
--- a/plugins/org.eclipse.qvtd.umlx.ui/plugin.xml
+++ b/plugins/org.eclipse.qvtd.umlx.ui/plugin.xml
@@ -1,6 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?eclipse version="3.0"?>
 
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <plugin>
     <extension point="org.eclipse.core.resources.markers"
       id="Marker" name="%MF_Problem">
diff --git a/plugins/org.eclipse.qvtd.umlx.ui/src/org/eclipse/qvtd/umlx/ui/messages/UMLXUIMessages.properties b/plugins/org.eclipse.qvtd.umlx.ui/src/org/eclipse/qvtd/umlx/ui/messages/UMLXUIMessages.properties
index 24ea3e0..1e7664b 100644
--- a/plugins/org.eclipse.qvtd.umlx.ui/src/org/eclipse/qvtd/umlx/ui/messages/UMLXUIMessages.properties
+++ b/plugins/org.eclipse.qvtd.umlx.ui/src/org/eclipse/qvtd/umlx/ui/messages/UMLXUIMessages.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2017 Willink Transformations and others.
+# Copyright (c) 2017, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/build.properties b/plugins/org.eclipse.qvtd.umlx/build.properties
index a108f73..6aeb3be 100644
--- a/plugins/org.eclipse.qvtd.umlx/build.properties
+++ b/plugins/org.eclipse.qvtd.umlx/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 #
 
 bin.includes = .,\
diff --git a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelDiagramImpl.java b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelDiagramImpl.java
index ea27467..3c0ef96 100644
--- a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelDiagramImpl.java
+++ b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelDiagramImpl.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelInvocationNodeImpl.java b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelInvocationNodeImpl.java
index 4825003..2cc7166 100644
--- a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelInvocationNodeImpl.java
+++ b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelInvocationNodeImpl.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelPatternEdgeImpl.java b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelPatternEdgeImpl.java
index f2ec6cf..c587160 100644
--- a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelPatternEdgeImpl.java
+++ b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelPatternEdgeImpl.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelPatternNodeImpl.java b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelPatternNodeImpl.java
index 72a909a..1b67f08 100644
--- a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelPatternNodeImpl.java
+++ b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/RelPatternNodeImpl.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxDiagramImpl.java b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxDiagramImpl.java
index 7f49ccb..25ca621 100644
--- a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxDiagramImpl.java
+++ b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxDiagramImpl.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxKeyNodeImpl.java b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxKeyNodeImpl.java
index 2372381..5915b7a 100644
--- a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxKeyNodeImpl.java
+++ b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxKeyNodeImpl.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxParameterNodeImpl.java b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxParameterNodeImpl.java
index 968d586..ccebfe7 100644
--- a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxParameterNodeImpl.java
+++ b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxParameterNodeImpl.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxPartNodeImpl.java b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxPartNodeImpl.java
index 0be5728..5bb0b62 100644
--- a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxPartNodeImpl.java
+++ b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxPartNodeImpl.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxQueryNodeImpl.java b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxQueryNodeImpl.java
index 12f8df0..14d6359 100644
--- a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxQueryNodeImpl.java
+++ b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxQueryNodeImpl.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxTypedModelNodeImpl.java b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxTypedModelNodeImpl.java
index 1eb6810..38c240c 100644
--- a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxTypedModelNodeImpl.java
+++ b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/TxTypedModelNodeImpl.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/UMLXPackageImpl.java b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/UMLXPackageImpl.java
index d316b41..6df8c43 100644
--- a/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/UMLXPackageImpl.java
+++ b/plugins/org.eclipse.qvtd.umlx/emf-gen/org/eclipse/qvtd/umlx/impl/UMLXPackageImpl.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/plugin.properties b/plugins/org.eclipse.qvtd.umlx/plugin.properties
index 8344223..3e16e88 100644
--- a/plugins/org.eclipse.qvtd.umlx/plugin.properties
+++ b/plugins/org.eclipse.qvtd.umlx/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.umlx/plugin.xml b/plugins/org.eclipse.qvtd.umlx/plugin.xml
index cf79d8a..4a3662a 100644
--- a/plugins/org.eclipse.qvtd.umlx/plugin.xml
+++ b/plugins/org.eclipse.qvtd.umlx/plugin.xml
@@ -2,6 +2,17 @@
 <?eclipse version="3.0"?>
 
 <!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
+<!--
 -->
 
 <plugin>
diff --git a/plugins/org.eclipse.qvtd.xml.design/build.properties b/plugins/org.eclipse.qvtd.xml.design/build.properties
index 01ecc9b..2a1d6e5 100644
--- a/plugins/org.eclipse.qvtd.xml.design/build.properties
+++ b/plugins/org.eclipse.qvtd.xml.design/build.properties
@@ -1,3 +1,13 @@
+###############################################################################

+# Copyright (c) 2022 Willink Transformations and others.

+# All rights reserved. This program and the accompanying materials

+# are made available under the terms of the Eclipse Public License v2.0

+# which accompanies this distribution, and is available at

+# http://www.eclipse.org/legal/epl-v20.html

+#

+# Contributors:

+#     E.D.Willink - initial API and implementation

+###############################################################################

 source.. = src/

 output.. = bin/

 bin.includes = META-INF/,\

diff --git a/plugins/org.eclipse.qvtd.xml.design/plugin.xml b/plugins/org.eclipse.qvtd.xml.design/plugin.xml
index 576bf2f..dfa9b7f 100644
--- a/plugins/org.eclipse.qvtd.xml.design/plugin.xml
+++ b/plugins/org.eclipse.qvtd.xml.design/plugin.xml
@@ -1,5 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>

 <?eclipse version="3.0"?>

+<!--

+    Copyright (c) 2022 Willink Transformations and others.

+    All rights reserved. This program and the accompanying materials

+    are made available under the terms of the Eclipse Public License v2.0

+    which accompanies this distribution, and is available at

+    http://www.eclipse.org/legal/epl-v20.html

+   

+    Contributors:

+        E.D.Willink - initial API and implementation

+ -->
+
 <plugin>

   <extension point="org.eclipse.sirius.componentization">

     <component class="org.eclipse.qvtd.xml.design.Activator"

diff --git a/plugins/org.eclipse.qvtd.xml/build.properties b/plugins/org.eclipse.qvtd.xml/build.properties
index c25dffc..f4f9414 100644
--- a/plugins/org.eclipse.qvtd.xml/build.properties
+++ b/plugins/org.eclipse.qvtd.xml/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 #
 
 bin.includes = .,\
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/AttributeImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/AttributeImpl.java
index 6d750f5..be783aa 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/AttributeImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/AttributeImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/CharactersImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/CharactersImpl.java
index c02b372..f809753 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/CharactersImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/CharactersImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  * 
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ClassAttributeImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ClassAttributeImpl.java
index 4f9e49c..96f667f 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ClassAttributeImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ClassAttributeImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ClassElementImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ClassElementImpl.java
index d851bcf..8589dc0 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ClassElementImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ClassElementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/CommentImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/CommentImpl.java
index 55be670..26f32e8 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/CommentImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/CommentImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  * 
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/DTDImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/DTDImpl.java
index 5d9810f..2f0a5ea 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/DTDImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/DTDImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  * 
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/DataTypeAttributeImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/DataTypeAttributeImpl.java
index 5a53ff1..1a313e9 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/DataTypeAttributeImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/DataTypeAttributeImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/DataTypeElementImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/DataTypeElementImpl.java
index bd6cf3e..cecc278 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/DataTypeElementImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/DataTypeElementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ElementImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ElementImpl.java
index 9205120..244b3ec 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ElementImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ElementImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  *
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/EntityImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/EntityImpl.java
index a82f8a3..1b220c2 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/EntityImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/EntityImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  * 
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/PrefixMappingImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/PrefixMappingImpl.java
index d8bfd19..b9d99a6 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/PrefixMappingImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/PrefixMappingImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  * 
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ProcessingInstructionImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ProcessingInstructionImpl.java
index 6775a7e..77ddd9d 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ProcessingInstructionImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/ProcessingInstructionImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  * 
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/XMLmodelPackageImpl.java b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/XMLmodelPackageImpl.java
index 7cf022a..8b38e43 100644
--- a/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/XMLmodelPackageImpl.java
+++ b/plugins/org.eclipse.qvtd.xml/emf-gen/org/eclipse/qvtd/xml/impl/XMLmodelPackageImpl.java
@@ -1,7 +1,7 @@
 /**
  * <copyright>
  * 
- * Copyright (c) 2018, 2019 Willink Transformations and others.
+ * Copyright (c) 2018, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xml/plugin.xml b/plugins/org.eclipse.qvtd.xml/plugin.xml
index 2bca59f..e9a08b3 100644
--- a/plugins/org.eclipse.qvtd.xml/plugin.xml
+++ b/plugins/org.eclipse.qvtd.xml/plugin.xml
@@ -2,6 +2,17 @@
 <?eclipse version="3.0"?>
 
 <!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
+<!--
 -->
 
 <plugin>
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/build.properties b/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/build.properties
index d81f27b..8fb4dc7 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/build.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/plugin.properties b/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/plugin.properties
index 9a584f7..5a9e93c 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/plugin.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2019 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/plugin.xml b/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/plugin.xml
index d346815..70c162a 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/plugin.xml
+++ b/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/plugin.xml
@@ -1,5 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?eclipse version="3.4"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <plugin>
    <extension point="org.eclipse.core.resources.builders"
        id="org.eclipse.qvtd.xtext.qvtbase.ui.qvtdbuilder" name="%QVTdBuilder.name">
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/src-gen/org/eclipse/qvtd/xtext/qvtbase/ui/contentassist/antlr/internal/InternalQVTbaseLexer.java b/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/src-gen/org/eclipse/qvtd/xtext/qvtbase/ui/contentassist/antlr/internal/InternalQVTbaseLexer.java
index 869ce68..638903d 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/src-gen/org/eclipse/qvtd/xtext/qvtbase/ui/contentassist/antlr/internal/InternalQVTbaseLexer.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/src-gen/org/eclipse/qvtd/xtext/qvtbase/ui/contentassist/antlr/internal/InternalQVTbaseLexer.java
@@ -1,3 +1,13 @@
+/*******************************************************************************
+ * Copyright (c) 2022 Willink Transformations and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v2.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v20.html
+ *
+ * Contributors:
+ *     E.D.Willink - initial API and implementation
+ *******************************************************************************/
 package org.eclipse.qvtd.xtext.qvtbase.ui.contentassist.antlr.internal;
 
 // Hack: Use our own Lexer superclass by means of import.
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/src/org/eclipse/qvtd/xtext/qvtbase/ui/messages/QVTdBaseUIMessages.properties b/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/src/org/eclipse/qvtd/xtext/qvtbase/ui/messages/QVTdBaseUIMessages.properties
index b8a50f5..f19a17c 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/src/org/eclipse/qvtd/xtext/qvtbase/ui/messages/QVTdBaseUIMessages.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtbase.ui/src/org/eclipse/qvtd/xtext/qvtbase/ui/messages/QVTdBaseUIMessages.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2018 Willink Transformations and others.
+# Copyright (c) 2018, 2020 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtbase/build.properties b/plugins/org.eclipse.qvtd.xtext.qvtbase/build.properties
index 559f1ee..a1104f0 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtbase/build.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtbase/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 source.. = src/,\
            src-gen/,\
            emf-gen/
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtbase/plugin.properties b/plugins/org.eclipse.qvtd.xtext.qvtbase/plugin.properties
index 469da84..175f7a8 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtbase/plugin.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtbase/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtbase/plugin.xml b/plugins/org.eclipse.qvtd.xtext.qvtbase/plugin.xml
index 19324ee..0e19c98 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtbase/plugin.xml
+++ b/plugins/org.eclipse.qvtd.xtext.qvtbase/plugin.xml
@@ -2,7 +2,7 @@
 <?eclipse version="3.0"?>
 
 <!--
- Copyright (c) 2010, 2015 Willink Transformations and others.
+ Copyright (c) 2010, 2018 Willink Transformations and others.
  All rights reserved. This program and the accompanying materials
  are made available under the terms of the Eclipse Public License v2.0
  which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtbase/src-gen/org/eclipse/qvtd/xtext/qvtbase/parser/antlr/internal/InternalQVTbaseLexer.java b/plugins/org.eclipse.qvtd.xtext.qvtbase/src-gen/org/eclipse/qvtd/xtext/qvtbase/parser/antlr/internal/InternalQVTbaseLexer.java
index c8c7079..536d8b0 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtbase/src-gen/org/eclipse/qvtd/xtext/qvtbase/parser/antlr/internal/InternalQVTbaseLexer.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtbase/src-gen/org/eclipse/qvtd/xtext/qvtbase/parser/antlr/internal/InternalQVTbaseLexer.java
@@ -1,3 +1,13 @@
+/*******************************************************************************
+ * Copyright (c) 2022 Willink Transformations and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v2.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v20.html
+ *
+ * Contributors:
+ *     E.D.Willink - initial API and implementation
+ *******************************************************************************/
 package org.eclipse.qvtd.xtext.qvtbase.parser.antlr.internal;
 
 // Hack: Use our own Lexer superclass by means of import.
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtbase/src/org/eclipse/qvtd/xtext/qvtbase/as2cs/QVTbaseDeclarationVisitor.java b/plugins/org.eclipse.qvtd.xtext.qvtbase/src/org/eclipse/qvtd/xtext/qvtbase/as2cs/QVTbaseDeclarationVisitor.java
index cb7e13b..5044fab 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtbase/src/org/eclipse/qvtd/xtext/qvtbase/as2cs/QVTbaseDeclarationVisitor.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtbase/src/org/eclipse/qvtd/xtext/qvtbase/as2cs/QVTbaseDeclarationVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/build.properties b/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/build.properties
index 04d3df8..9cd0c4e 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/build.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/plugin.properties b/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/plugin.properties
index f1932d2..047025a 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/plugin.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/plugin.xml b/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/plugin.xml
index 00b0991..e4a7918 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/plugin.xml
+++ b/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/plugin.xml
@@ -1,6 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?eclipse version="3.0"?>
 
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <plugin>
 
     <extension
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/src-gen/org/eclipse/qvtd/xtext/qvtcore/ui/contentassist/antlr/internal/InternalQVTcoreLexer.java b/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/src-gen/org/eclipse/qvtd/xtext/qvtcore/ui/contentassist/antlr/internal/InternalQVTcoreLexer.java
index 31eb9c8..15b5e97 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/src-gen/org/eclipse/qvtd/xtext/qvtcore/ui/contentassist/antlr/internal/InternalQVTcoreLexer.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/src-gen/org/eclipse/qvtd/xtext/qvtcore/ui/contentassist/antlr/internal/InternalQVTcoreLexer.java
@@ -1,3 +1,13 @@
+/*******************************************************************************
+ * Copyright (c) 2022 Willink Transformations and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v2.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v20.html
+ *
+ * Contributors:
+ *     E.D.Willink - initial API and implementation
+ *******************************************************************************/
 package org.eclipse.qvtd.xtext.qvtcore.ui.contentassist.antlr.internal;
 
 // Hack: Use our own Lexer superclass by means of import.
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/src/org/eclipse/qvtd/xtext/qvtcore/ui/contentassist/QVTcoreProposalProvider.java b/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/src/org/eclipse/qvtd/xtext/qvtcore/ui/contentassist/QVTcoreProposalProvider.java
index 86532bc..b12fe55 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/src/org/eclipse/qvtd/xtext/qvtcore/ui/contentassist/QVTcoreProposalProvider.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtcore.ui/src/org/eclipse/qvtd/xtext/qvtcore/ui/contentassist/QVTcoreProposalProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2014, 2018 Willink Transformations and others.
+ * Copyright (c) 2014, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtcore/build.properties b/plugins/org.eclipse.qvtd.xtext.qvtcore/build.properties
index 1485a9d..539dd5f 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtcore/build.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtcore/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtcore/plugin.properties b/plugins/org.eclipse.qvtd.xtext.qvtcore/plugin.properties
index af0f156..94c5295 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtcore/plugin.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtcore/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2019 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtcore/src-gen/org/eclipse/qvtd/xtext/qvtcore/parser/antlr/internal/InternalQVTcoreLexer.java b/plugins/org.eclipse.qvtd.xtext.qvtcore/src-gen/org/eclipse/qvtd/xtext/qvtcore/parser/antlr/internal/InternalQVTcoreLexer.java
index 51d4433..d3dba26 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtcore/src-gen/org/eclipse/qvtd/xtext/qvtcore/parser/antlr/internal/InternalQVTcoreLexer.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtcore/src-gen/org/eclipse/qvtd/xtext/qvtcore/parser/antlr/internal/InternalQVTcoreLexer.java
@@ -1,3 +1,13 @@
+/*******************************************************************************
+ * Copyright (c) 2022 Willink Transformations and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v2.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v20.html
+ *
+ * Contributors:
+ *     E.D.Willink - initial API and implementation
+ *******************************************************************************/
 package org.eclipse.qvtd.xtext.qvtcore.parser.antlr.internal;
 
 // Hack: Use our own Lexer superclass by means of import.
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/build.properties b/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/build.properties
index 04d3df8..9cd0c4e 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/build.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/plugin.properties b/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/plugin.properties
index b825153..6379a7c 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/plugin.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/plugin.xml b/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/plugin.xml
index cb564d8..f1f3da9 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/plugin.xml
+++ b/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/plugin.xml
@@ -1,6 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?eclipse version="3.0"?>
 
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <plugin>
 
     <extension
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/src-gen/org/eclipse/qvtd/xtext/qvtimperative/ui/contentassist/antlr/internal/InternalQVTimperativeLexer.java b/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/src-gen/org/eclipse/qvtd/xtext/qvtimperative/ui/contentassist/antlr/internal/InternalQVTimperativeLexer.java
index 57022a4..104749d 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/src-gen/org/eclipse/qvtd/xtext/qvtimperative/ui/contentassist/antlr/internal/InternalQVTimperativeLexer.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtimperative.ui/src-gen/org/eclipse/qvtd/xtext/qvtimperative/ui/contentassist/antlr/internal/InternalQVTimperativeLexer.java
@@ -1,3 +1,13 @@
+/*******************************************************************************
+ * Copyright (c) 2022 Willink Transformations and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v2.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v20.html
+ *
+ * Contributors:
+ *     E.D.Willink - initial API and implementation
+ *******************************************************************************/
 package org.eclipse.qvtd.xtext.qvtimperative.ui.contentassist.antlr.internal;
 
 // Hack: Use our own Lexer superclass by means of import.
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtimperative/build.properties b/plugins/org.eclipse.qvtd.xtext.qvtimperative/build.properties
index 1485a9d..539dd5f 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtimperative/build.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtimperative/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtimperative/plugin.properties b/plugins/org.eclipse.qvtd.xtext.qvtimperative/plugin.properties
index 6e32249..908c1c2 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtimperative/plugin.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtimperative/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2019 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtimperative/src-gen/org/eclipse/qvtd/xtext/qvtimperative/parser/antlr/internal/InternalQVTimperativeLexer.java b/plugins/org.eclipse.qvtd.xtext.qvtimperative/src-gen/org/eclipse/qvtd/xtext/qvtimperative/parser/antlr/internal/InternalQVTimperativeLexer.java
index 46249d5..3b77397 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtimperative/src-gen/org/eclipse/qvtd/xtext/qvtimperative/parser/antlr/internal/InternalQVTimperativeLexer.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtimperative/src-gen/org/eclipse/qvtd/xtext/qvtimperative/parser/antlr/internal/InternalQVTimperativeLexer.java
@@ -1,3 +1,13 @@
+/*******************************************************************************
+ * Copyright (c) 2022 Willink Transformations and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v2.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v20.html
+ *
+ * Contributors:
+ *     E.D.Willink - initial API and implementation
+ *******************************************************************************/
 package org.eclipse.qvtd.xtext.qvtimperative.parser.antlr.internal;
 
 // Hack: Use our own Lexer superclass by means of import.
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/build.properties b/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/build.properties
index 03a5aa0..bc8f124 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/build.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/plugin.properties b/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/plugin.properties
index 4b53020..f8611a5 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/plugin.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/plugin.xml b/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/plugin.xml
index 93b69ab..eb1ec67 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/plugin.xml
+++ b/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/plugin.xml
@@ -1,6 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?eclipse version="3.0"?>
 
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <plugin>
 
     <extension
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/src-gen/org/eclipse/qvtd/xtext/qvtrelation/ui/contentassist/antlr/internal/InternalQVTrelationLexer.java b/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/src-gen/org/eclipse/qvtd/xtext/qvtrelation/ui/contentassist/antlr/internal/InternalQVTrelationLexer.java
index f754fb4..1be64e8 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/src-gen/org/eclipse/qvtd/xtext/qvtrelation/ui/contentassist/antlr/internal/InternalQVTrelationLexer.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/src-gen/org/eclipse/qvtd/xtext/qvtrelation/ui/contentassist/antlr/internal/InternalQVTrelationLexer.java
@@ -1,3 +1,13 @@
+/*******************************************************************************
+ * Copyright (c) 2022 Willink Transformations and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v2.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v20.html
+ *
+ * Contributors:
+ *     E.D.Willink - initial API and implementation
+ *******************************************************************************/
 package org.eclipse.qvtd.xtext.qvtrelation.ui.contentassist.antlr.internal;
 
 // Hack: Use our own Lexer superclass by means of import.
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/src/org/eclipse/qvtd/xtext/qvtrelation/ui/contentassist/QVTrelationProposalProvider.java b/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/src/org/eclipse/qvtd/xtext/qvtrelation/ui/contentassist/QVTrelationProposalProvider.java
index a7fe66c..ab4372b 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/src/org/eclipse/qvtd/xtext/qvtrelation/ui/contentassist/QVTrelationProposalProvider.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtrelation.ui/src/org/eclipse/qvtd/xtext/qvtrelation/ui/contentassist/QVTrelationProposalProvider.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2014, 2018 Willink Transformations and others.
+ * Copyright (c) 2014, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtrelation/build.properties b/plugins/org.eclipse.qvtd.xtext.qvtrelation/build.properties
index 65e648c..adc18cc 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtrelation/build.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtrelation/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtrelation/plugin.properties b/plugins/org.eclipse.qvtd.xtext.qvtrelation/plugin.properties
index 977b285..894357f 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtrelation/plugin.properties
+++ b/plugins/org.eclipse.qvtd.xtext.qvtrelation/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2019 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtrelation/plugin.xml b/plugins/org.eclipse.qvtd.xtext.qvtrelation/plugin.xml
index 14552fe..1390c1a 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtrelation/plugin.xml
+++ b/plugins/org.eclipse.qvtd.xtext.qvtrelation/plugin.xml
@@ -2,6 +2,17 @@
 <?eclipse version="3.0"?>
 
 <!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
+<!--
 -->
 
 <plugin>
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtrelation/src-gen/org/eclipse/qvtd/xtext/qvtrelation/parser/antlr/internal/InternalQVTrelationLexer.java b/plugins/org.eclipse.qvtd.xtext.qvtrelation/src-gen/org/eclipse/qvtd/xtext/qvtrelation/parser/antlr/internal/InternalQVTrelationLexer.java
index cdefc83..1cbcc1c 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtrelation/src-gen/org/eclipse/qvtd/xtext/qvtrelation/parser/antlr/internal/InternalQVTrelationLexer.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtrelation/src-gen/org/eclipse/qvtd/xtext/qvtrelation/parser/antlr/internal/InternalQVTrelationLexer.java
@@ -1,3 +1,13 @@
+/*******************************************************************************
+ * Copyright (c) 2022 Willink Transformations and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v2.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v20.html
+ *
+ * Contributors:
+ *     E.D.Willink - initial API and implementation
+ *******************************************************************************/
 package org.eclipse.qvtd.xtext.qvtrelation.parser.antlr.internal;
 
 // Hack: Use our own Lexer superclass by means of import.
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtrelation/src/org/eclipse/qvtd/xtext/qvtrelation/as2cs/QVTrelationDeclarationVisitor.java b/plugins/org.eclipse.qvtd.xtext.qvtrelation/src/org/eclipse/qvtd/xtext/qvtrelation/as2cs/QVTrelationDeclarationVisitor.java
index a1e0d67..bfed21d 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtrelation/src/org/eclipse/qvtd/xtext/qvtrelation/as2cs/QVTrelationDeclarationVisitor.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtrelation/src/org/eclipse/qvtd/xtext/qvtrelation/as2cs/QVTrelationDeclarationVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2017, 2019 Willink Transformations and others.
+ * Copyright (c) 2017, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtrelation/src/org/eclipse/qvtd/xtext/qvtrelation/cs2as/QVTrelationCSPostOrderVisitor.java b/plugins/org.eclipse.qvtd.xtext.qvtrelation/src/org/eclipse/qvtd/xtext/qvtrelation/cs2as/QVTrelationCSPostOrderVisitor.java
index c5f1385..7d48aea 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtrelation/src/org/eclipse/qvtd/xtext/qvtrelation/cs2as/QVTrelationCSPostOrderVisitor.java
+++ b/plugins/org.eclipse.qvtd.xtext.qvtrelation/src/org/eclipse/qvtd/xtext/qvtrelation/cs2as/QVTrelationCSPostOrderVisitor.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2010, 2019 Willink Transformations and others.
+ * Copyright (c) 2010, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/releng/org.eclipse.qvtd.build/build.properties b/releng/org.eclipse.qvtd.build/build.properties
index 879bfa6..b12742c 100644
--- a/releng/org.eclipse.qvtd.build/build.properties
+++ b/releng/org.eclipse.qvtd.build/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/releng/org.eclipse.qvtd.build/plugin.properties b/releng/org.eclipse.qvtd.build/plugin.properties
index 1f16eca..6b33e09 100644
--- a/releng/org.eclipse.qvtd.build/plugin.properties
+++ b/releng/org.eclipse.qvtd.build/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/releng/org.eclipse.qvtd.releng.build-site/build.properties b/releng/org.eclipse.qvtd.releng.build-site/build.properties
index 87f5bad..6390d8f 100644
--- a/releng/org.eclipse.qvtd.releng.build-site/build.properties
+++ b/releng/org.eclipse.qvtd.releng.build-site/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/releng/org.eclipse.qvtd.releng.build-site/category.xml b/releng/org.eclipse.qvtd.releng.build-site/category.xml
index 0e79cda..08ce148 100644
--- a/releng/org.eclipse.qvtd.releng.build-site/category.xml
+++ b/releng/org.eclipse.qvtd.releng.build-site/category.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <site>
    <feature id="org.eclipse.qvtd.atl" version="0.0.0">
       <category name="qvtd.atl"/>
diff --git a/releng/org.eclipse.qvtd.releng.build-site/feature.properties b/releng/org.eclipse.qvtd.releng.build-site/feature.properties
index 04630c8..aca2939 100644
--- a/releng/org.eclipse.qvtd.releng.build-site/feature.properties
+++ b/releng/org.eclipse.qvtd.releng.build-site/feature.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2012, 2014 Willink Transformations and others.
+# Copyright (c) 2012, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/releng/org.eclipse.qvtd.releng.build-site/feature.xml b/releng/org.eclipse.qvtd.releng.build-site/feature.xml
index 40bd808..96a32b4 100644
--- a/releng/org.eclipse.qvtd.releng.build-site/feature.xml
+++ b/releng/org.eclipse.qvtd.releng.build-site/feature.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <feature
       id="org.eclipse.qvtd.releng.build"
       label="QVTd Build Site (Incubation)"
diff --git a/releng/org.eclipse.qvtd.releng.build-site/pom.xml b/releng/org.eclipse.qvtd.releng.build-site/pom.xml
index f1c1c42..64e53d0 100644
--- a/releng/org.eclipse.qvtd.releng.build-site/pom.xml
+++ b/releng/org.eclipse.qvtd.releng.build-site/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/releng/org.eclipse.qvtd.releng.build-site/publisher.properties b/releng/org.eclipse.qvtd.releng.build-site/publisher.properties
index e3ae140..f6f46d3 100644
--- a/releng/org.eclipse.qvtd.releng.build-site/publisher.properties
+++ b/releng/org.eclipse.qvtd.releng.build-site/publisher.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 # QVTd publisher properties for use by the promoter job:
 #
 # rm -f publish.sh
diff --git a/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/promoter.xml b/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/promoter.xml
index 113f7d0..41949e4 100644
--- a/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/promoter.xml
+++ b/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/promoter.xml
@@ -1,4 +1,15 @@
 <?xml version='1.1' encoding='UTF-8'?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project>
   <actions/>
   <description>Promote the results of a build to the downloads and updates areas.</description>
diff --git a/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/qvtd-branch-tests.xml b/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/qvtd-branch-tests.xml
index db0c368..bb1c968 100644
--- a/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/qvtd-branch-tests.xml
+++ b/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/qvtd-branch-tests.xml
@@ -1,4 +1,15 @@
 <?xml version='1.1' encoding='UTF-8'?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project>
   <actions/>
   <description>&lt;p&gt;Branch development stream: Eclipse QVTd build using Tycho to build.&lt;/p&gt;</description>
diff --git a/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/qvtd-master.xml b/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/qvtd-master.xml
index e896470..2cf4be2 100644
--- a/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/qvtd-master.xml
+++ b/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/qvtd-master.xml
@@ -1,4 +1,15 @@
 <?xml version='1.1' encoding='UTF-8'?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project>
   <actions/>
   <description>&lt;p&gt;Release stream: QVTd build of the GIT master branch using Tycho + Shell and Ant scripts to build.&lt;/p&gt;</description>
diff --git a/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/shell.xml b/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/shell.xml
index 2034e2f..db1fc64 100644
--- a/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/shell.xml
+++ b/releng/org.eclipse.qvtd.releng.tycho/jobConfigs/shell.xml
@@ -1,4 +1,15 @@
 <?xml version='1.1' encoding='UTF-8'?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project>
   <actions/>
   <description>Execute an arbitrary shell command.</description>
diff --git a/releng/org.eclipse.qvtd.releng.tycho/pom.xml b/releng/org.eclipse.qvtd.releng.tycho/pom.xml
index 51f79dc..8914766 100644
--- a/releng/org.eclipse.qvtd.releng.tycho/pom.xml
+++ b/releng/org.eclipse.qvtd.releng.tycho/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-   Copyright (c) 2017 Willink Transformations and others.
+   Copyright (c) 2017, 2022 Willink Transformations and others.
 
    All rights reserved. This program and the accompanying materials
    are made available under the terms of the Eclipse Public License v2.0
diff --git a/tests/org.eclipse.qvtd.all.tests/build.properties b/tests/org.eclipse.qvtd.all.tests/build.properties
index f8519c0..08aac24 100644
--- a/tests/org.eclipse.qvtd.all.tests/build.properties
+++ b/tests/org.eclipse.qvtd.all.tests/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.all.tests/plugin.properties b/tests/org.eclipse.qvtd.all.tests/plugin.properties
index 2bc6751..af6abed 100644
--- a/tests/org.eclipse.qvtd.all.tests/plugin.properties
+++ b/tests/org.eclipse.qvtd.all.tests/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014, 2015 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.all.tests/pom.xml b/tests/org.eclipse.qvtd.all.tests/pom.xml
index f07efd4..0b39f96 100644
--- a/tests/org.eclipse.qvtd.all.tests/pom.xml
+++ b/tests/org.eclipse.qvtd.all.tests/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/tests/org.eclipse.qvtd.atl.tests/build.properties b/tests/org.eclipse.qvtd.atl.tests/build.properties
index a14417e..711d634 100644
--- a/tests/org.eclipse.qvtd.atl.tests/build.properties
+++ b/tests/org.eclipse.qvtd.atl.tests/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 source.. = src/
 output.. = bin/
 bin.includes = META-INF/,\
diff --git a/tests/org.eclipse.qvtd.atl.tests/plugin.properties b/tests/org.eclipse.qvtd.atl.tests/plugin.properties
index a6957cf..8e33782 100644
--- a/tests/org.eclipse.qvtd.atl.tests/plugin.properties
+++ b/tests/org.eclipse.qvtd.atl.tests/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2017 Willink Transformations and others.
+# Copyright (c) 2017, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.atl.tests/pom.xml b/tests/org.eclipse.qvtd.atl.tests/pom.xml
index 1633cfc..f34fd16 100644
--- a/tests/org.eclipse.qvtd.atl.tests/pom.xml
+++ b/tests/org.eclipse.qvtd.atl.tests/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/tests/org.eclipse.qvtd.compiler.tests/build.properties b/tests/org.eclipse.qvtd.compiler.tests/build.properties
index a8e3182..269425a 100644
--- a/tests/org.eclipse.qvtd.compiler.tests/build.properties
+++ b/tests/org.eclipse.qvtd.compiler.tests/build.properties
@@ -1,3 +1,13 @@
+###############################################################################

+# Copyright (c) 2022 Willink Transformations and others.

+# All rights reserved. This program and the accompanying materials

+# are made available under the terms of the Eclipse Public License v2.0

+# which accompanies this distribution, and is available at

+# http://www.eclipse.org/legal/epl-v20.html

+#

+# Contributors:

+#     E.D.Willink - initial API and implementation

+###############################################################################

 source.. = src/

 output.. = bin/

 bin.includes = META-INF/,\

diff --git a/tests/org.eclipse.qvtd.compiler.tests/plugin.properties b/tests/org.eclipse.qvtd.compiler.tests/plugin.properties
index 5a2a251..273892d 100644
--- a/tests/org.eclipse.qvtd.compiler.tests/plugin.properties
+++ b/tests/org.eclipse.qvtd.compiler.tests/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.compiler.tests/pom.xml b/tests/org.eclipse.qvtd.compiler.tests/pom.xml
index 125655d..a4c1d0c 100644
--- a/tests/org.eclipse.qvtd.compiler.tests/pom.xml
+++ b/tests/org.eclipse.qvtd.compiler.tests/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/tests/org.eclipse.qvtd.cs2as.compiler.tests/build.properties b/tests/org.eclipse.qvtd.cs2as.compiler.tests/build.properties
index de8b4d8..7ee68a8 100644
--- a/tests/org.eclipse.qvtd.cs2as.compiler.tests/build.properties
+++ b/tests/org.eclipse.qvtd.cs2as.compiler.tests/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014, 2017 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example1/target/lookup/impl/LookupEnvironmentImpl.java b/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example1/target/lookup/impl/LookupEnvironmentImpl.java
index 1c7372b..7b30d33 100644
--- a/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example1/target/lookup/impl/LookupEnvironmentImpl.java
+++ b/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example1/target/lookup/impl/LookupEnvironmentImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example2/classes/lookup/impl/LookupEnvironmentImpl.java b/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example2/classes/lookup/impl/LookupEnvironmentImpl.java
index ed2017a..079f21d 100644
--- a/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example2/classes/lookup/impl/LookupEnvironmentImpl.java
+++ b/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example2/classes/lookup/impl/LookupEnvironmentImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tbase/TbasePackage.java b/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tbase/TbasePackage.java
index b3d3835..64ba3eb 100644
--- a/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tbase/TbasePackage.java
+++ b/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tbase/TbasePackage.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tbase/impl/TbasePackageImpl.java b/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tbase/impl/TbasePackageImpl.java
index 3fb877a..03379c6 100644
--- a/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tbase/impl/TbasePackageImpl.java
+++ b/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tbase/impl/TbasePackageImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tderived/TderivedPackage.java b/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tderived/TderivedPackage.java
index dadd9b3..efb3d63 100644
--- a/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tderived/TderivedPackage.java
+++ b/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tderived/TderivedPackage.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tderived/impl/TderivedPackageImpl.java b/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tderived/impl/TderivedPackageImpl.java
index 7087c36..26c3e7f 100644
--- a/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tderived/impl/TderivedPackageImpl.java
+++ b/tests/org.eclipse.qvtd.cs2as.compiler.tests/emf-gen/example5/tderived/impl/TderivedPackageImpl.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2016, 2019 Willink Transformations and others.
+ * Copyright (c) 2016, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.cs2as.compiler.tests/plugin.properties b/tests/org.eclipse.qvtd.cs2as.compiler.tests/plugin.properties
index 6dac5e7..bcd2f28 100644
--- a/tests/org.eclipse.qvtd.cs2as.compiler.tests/plugin.properties
+++ b/tests/org.eclipse.qvtd.cs2as.compiler.tests/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2015 Willink Transformations and others.
+# Copyright (c) 2015, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.cs2as.compiler.tests/plugin.xml b/tests/org.eclipse.qvtd.cs2as.compiler.tests/plugin.xml
index cedbc5c..35a2971 100644
--- a/tests/org.eclipse.qvtd.cs2as.compiler.tests/plugin.xml
+++ b/tests/org.eclipse.qvtd.cs2as.compiler.tests/plugin.xml
@@ -2,6 +2,17 @@
 <?eclipse version="3.0"?>
 
 <!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
+<!--
 -->
 
 <plugin>
diff --git a/tests/org.eclipse.qvtd.cs2as.compiler.tests/pom.xml b/tests/org.eclipse.qvtd.cs2as.compiler.tests/pom.xml
index 8ed546e..d462727 100644
--- a/tests/org.eclipse.qvtd.cs2as.compiler.tests/pom.xml
+++ b/tests/org.eclipse.qvtd.cs2as.compiler.tests/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/tests/org.eclipse.qvtd.doc.bigmde2016.tests/build.properties b/tests/org.eclipse.qvtd.doc.bigmde2016.tests/build.properties
index 9782c87..6f01a28 100644
--- a/tests/org.eclipse.qvtd.doc.bigmde2016.tests/build.properties
+++ b/tests/org.eclipse.qvtd.doc.bigmde2016.tests/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.doc.bigmde2016.tests/pom.xml b/tests/org.eclipse.qvtd.doc.bigmde2016.tests/pom.xml
index a636922..df63fec 100644
--- a/tests/org.eclipse.qvtd.doc.bigmde2016.tests/pom.xml
+++ b/tests/org.eclipse.qvtd.doc.bigmde2016.tests/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/tests/org.eclipse.qvtd.doc.exe2016.tests/build.properties b/tests/org.eclipse.qvtd.doc.exe2016.tests/build.properties
index 4992f89..41dc433 100644
--- a/tests/org.eclipse.qvtd.doc.exe2016.tests/build.properties
+++ b/tests/org.eclipse.qvtd.doc.exe2016.tests/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.doc.exe2016.tests/pom.xml b/tests/org.eclipse.qvtd.doc.exe2016.tests/pom.xml
index a5ead5d..0b53b3a 100644
--- a/tests/org.eclipse.qvtd.doc.exe2016.tests/pom.xml
+++ b/tests/org.eclipse.qvtd.doc.exe2016.tests/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/tests/org.eclipse.qvtd.doc.minioclcs.xtext.tests/build.properties b/tests/org.eclipse.qvtd.doc.minioclcs.xtext.tests/build.properties
index fe73bcd..e4519ff 100644
--- a/tests/org.eclipse.qvtd.doc.minioclcs.xtext.tests/build.properties
+++ b/tests/org.eclipse.qvtd.doc.minioclcs.xtext.tests/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 source.. = src/
 bin.includes = .,\
                META-INF/,\
diff --git a/tests/org.eclipse.qvtd.doc.minioclcs.xtext.tests/plugin.properties b/tests/org.eclipse.qvtd.doc.minioclcs.xtext.tests/plugin.properties
index 6ac041d..ba018bf 100644
--- a/tests/org.eclipse.qvtd.doc.minioclcs.xtext.tests/plugin.properties
+++ b/tests/org.eclipse.qvtd.doc.minioclcs.xtext.tests/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2015 Willink Transformations and others.
+# Copyright (c) 2015, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.doc.minioclcs.xtext.tests/pom.xml b/tests/org.eclipse.qvtd.doc.minioclcs.xtext.tests/pom.xml
index ee2b1fa..15b9708 100644
--- a/tests/org.eclipse.qvtd.doc.minioclcs.xtext.tests/pom.xml
+++ b/tests/org.eclipse.qvtd.doc.minioclcs.xtext.tests/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/tests/org.eclipse.qvtd.umlx.tests/build.properties b/tests/org.eclipse.qvtd.umlx.tests/build.properties
index 9cd110d..587fd39 100644
--- a/tests/org.eclipse.qvtd.umlx.tests/build.properties
+++ b/tests/org.eclipse.qvtd.umlx.tests/build.properties
@@ -1,3 +1,13 @@
+###############################################################################
+# Copyright (c) 2022 Willink Transformations and others.
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v2.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v20.html
+#
+# Contributors:
+#     E.D.Willink - initial API and implementation
+###############################################################################
 source.. = src/
 output.. = bin/
 bin.includes = META-INF/,\
diff --git a/tests/org.eclipse.qvtd.umlx.tests/plugin.properties b/tests/org.eclipse.qvtd.umlx.tests/plugin.properties
index 4ff11d9..1286170 100644
--- a/tests/org.eclipse.qvtd.umlx.tests/plugin.properties
+++ b/tests/org.eclipse.qvtd.umlx.tests/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2016 Willink Transformations and others.
+# Copyright (c) 2016, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.umlx.tests/plugin.xml b/tests/org.eclipse.qvtd.umlx.tests/plugin.xml
index 9be787f..d8126a3 100644
--- a/tests/org.eclipse.qvtd.umlx.tests/plugin.xml
+++ b/tests/org.eclipse.qvtd.umlx.tests/plugin.xml
@@ -2,7 +2,7 @@
 <?eclipse version="3.0"?>

 

 <!--

- Copyright (c) 2015, 2016 Willink Transformations and others.

+ Copyright (c) 2015, 2018 Willink Transformations and others.

  ;All rights reserved. This program and the accompanying materials

  ;are made available under the terms of the Eclipse Public License v2.0

  ;which accompanies this distribution, and is available at

@@ -10,7 +10,7 @@
  ;

  ;Contributors:

  ;  E.D.Willink - Initial API and implementation

--->

+-->
 

 <plugin>

    <extension

diff --git a/tests/org.eclipse.qvtd.umlx.tests/pom.xml b/tests/org.eclipse.qvtd.umlx.tests/pom.xml
index 48551fd..358e473 100644
--- a/tests/org.eclipse.qvtd.umlx.tests/pom.xml
+++ b/tests/org.eclipse.qvtd.umlx.tests/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/tests/org.eclipse.qvtd.umlx.tests/src/org/eclipse/qvtd/umlx/tests/UMLXCompilerTests.java b/tests/org.eclipse.qvtd.umlx.tests/src/org/eclipse/qvtd/umlx/tests/UMLXCompilerTests.java
index 59e8b9e..e53ef07 100644
--- a/tests/org.eclipse.qvtd.umlx.tests/src/org/eclipse/qvtd/umlx/tests/UMLXCompilerTests.java
+++ b/tests/org.eclipse.qvtd.umlx.tests/src/org/eclipse/qvtd/umlx/tests/UMLXCompilerTests.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2012, 2021 Willink Transformations and others.
+ * Copyright (c) 2012, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtbase.tests/build.properties b/tests/org.eclipse.qvtd.xtext.qvtbase.tests/build.properties
index d59fb86..31ff429 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtbase.tests/build.properties
+++ b/tests/org.eclipse.qvtd.xtext.qvtbase.tests/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtbase.tests/plugin.properties b/tests/org.eclipse.qvtd.xtext.qvtbase.tests/plugin.properties
index a03123c..4ed55fa 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtbase.tests/plugin.properties
+++ b/tests/org.eclipse.qvtd.xtext.qvtbase.tests/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtbase.tests/pom.xml b/tests/org.eclipse.qvtd.xtext.qvtbase.tests/pom.xml
index 489951a..99968c0 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtbase.tests/pom.xml
+++ b/tests/org.eclipse.qvtd.xtext.qvtbase.tests/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/tests/org.eclipse.qvtd.xtext.qvtbase.tests/src/org/eclipse/qvtd/xtext/qvtbase/tests/XtextTestCase.java b/tests/org.eclipse.qvtd.xtext.qvtbase.tests/src/org/eclipse/qvtd/xtext/qvtbase/tests/XtextTestCase.java
index 94ad0a3..38dfe95 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtbase.tests/src/org/eclipse/qvtd/xtext/qvtbase/tests/XtextTestCase.java
+++ b/tests/org.eclipse.qvtd.xtext.qvtbase.tests/src/org/eclipse/qvtd/xtext/qvtbase/tests/XtextTestCase.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2008, 2019 Willink Transformations and others.
+ * Copyright (c) 2008, 2021 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtcore.tests/build.properties b/tests/org.eclipse.qvtd.xtext.qvtcore.tests/build.properties
index 6e58577..a0465e8 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtcore.tests/build.properties
+++ b/tests/org.eclipse.qvtd.xtext.qvtcore.tests/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtcore.tests/plugin.properties b/tests/org.eclipse.qvtd.xtext.qvtcore.tests/plugin.properties
index 75d93b2..e49e788 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtcore.tests/plugin.properties
+++ b/tests/org.eclipse.qvtd.xtext.qvtcore.tests/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtcore.tests/plugin.xml b/tests/org.eclipse.qvtd.xtext.qvtcore.tests/plugin.xml
index 67a6e74..c43ecde 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtcore.tests/plugin.xml
+++ b/tests/org.eclipse.qvtd.xtext.qvtcore.tests/plugin.xml
@@ -1,5 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?eclipse version="3.0"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <plugin>
    <extension point="org.eclipse.ocl.pivot.label_generator">
       <generator for="org.eclipse.qvtd.xtext.qvtcore.tests.AllQVTcoreTests"
diff --git a/tests/org.eclipse.qvtd.xtext.qvtcore.tests/pom.xml b/tests/org.eclipse.qvtd.xtext.qvtcore.tests/pom.xml
index f8a99bd..670886f 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtcore.tests/pom.xml
+++ b/tests/org.eclipse.qvtd.xtext.qvtcore.tests/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/tests/org.eclipse.qvtd.xtext.qvtcore.tests/src/org/eclipse/qvtd/xtext/qvtcore/tests/QVTcLoadTests.java b/tests/org.eclipse.qvtd.xtext.qvtcore.tests/src/org/eclipse/qvtd/xtext/qvtcore/tests/QVTcLoadTests.java
index 6bb43b8..6e9e514 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtcore.tests/src/org/eclipse/qvtd/xtext/qvtcore/tests/QVTcLoadTests.java
+++ b/tests/org.eclipse.qvtd.xtext.qvtcore.tests/src/org/eclipse/qvtd/xtext/qvtcore/tests/QVTcLoadTests.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2012, 2019 Willink Transformations and others.
+ * Copyright (c) 2012, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/build.properties b/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/build.properties
index adcfaa2..fe48a29 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/build.properties
+++ b/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/plugin.properties b/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/plugin.properties
index 1909371..ecaff42 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/plugin.properties
+++ b/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/plugin.xml b/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/plugin.xml
index cedbc5c..35a2971 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/plugin.xml
+++ b/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/plugin.xml
@@ -2,6 +2,17 @@
 <?eclipse version="3.0"?>
 
 <!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
+<!--
 -->
 
 <plugin>
diff --git a/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/pom.xml b/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/pom.xml
index 4f729a8..a64e092 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/pom.xml
+++ b/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/src/org/eclipse/qvtd/xtext/qvtimperative/tests/QVTiInterpreterTests.java b/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/src/org/eclipse/qvtd/xtext/qvtimperative/tests/QVTiInterpreterTests.java
index 03c51e1..da4359d 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/src/org/eclipse/qvtd/xtext/qvtimperative/tests/QVTiInterpreterTests.java
+++ b/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/src/org/eclipse/qvtd/xtext/qvtimperative/tests/QVTiInterpreterTests.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2012, 2021 Willink Transformations and others.
+ * Copyright (c) 2012, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/build.properties b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/build.properties
index ae2758b..98bb3ef 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/build.properties
+++ b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/build.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2014 Willink Transformations and others.
+# Copyright (c) 2014, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/models/mitosi/samples/transportjava.xml b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/models/mitosi/samples/transportjava.xml
index fc9dfb2..6717365 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/models/mitosi/samples/transportjava.xml
+++ b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/models/mitosi/samples/transportjava.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>

+<!--

+    Copyright (c) 2022 Willink Transformations and others.

+    All rights reserved. This program and the accompanying materials

+    are made available under the terms of the Eclipse Public License v2.0

+    which accompanies this distribution, and is available at

+    http://www.eclipse.org/legal/epl-v20.html

+   

+    Contributors:

+        E.D.Willink - initial API and implementation

+ -->
+
 <javammsi:Package xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:javammsi="http://www.eclipse.org/qvtd/xtext/qvtrelation/tests/mitosi/java"

     xsi:schemaLocation="http://www.eclipse.org/qvtd/xtext/qvtrelation/tests/mitosi/java ../javaMM.emof#javammsi"

     name="transport">

diff --git a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/models/mitosi/samples/transportuml.xml b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/models/mitosi/samples/transportuml.xml
index 7e0e925..98bb777 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/models/mitosi/samples/transportuml.xml
+++ b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/models/mitosi/samples/transportuml.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <umlmmmi:Package xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:umlmmmi="http://www.eclipse.org/qvtd/xtext/qvtrelation/tests/mitosi/uml" xsi:schemaLocation="http://www.eclipse.org/qvtd/xtext/qvtrelation/tests/mitosi/uml ../umlMM.emof#umlmmmi" xmi:id="_pqqNkELpEdu4D7MpmOwj_g" name="transport">
   <containsClass xmi:id="_r-B-YELpEdu4D7MpmOwj_g" type="DomainRoot" subs="_sSS-MELpEdu4D7MpmOwj_g _skLYYELpEdu4D7MpmOwj_g _s1KasELpEdu4D7MpmOwj_g" name="Vehicle"/>
   <containsClass xmi:id="_sSS-MELpEdu4D7MpmOwj_g" supers="_r-B-YELpEdu4D7MpmOwj_g _uSmCAELpEdu4D7MpmOwj_g" name="TwoWheeler"/>
diff --git a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/plugin.properties b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/plugin.properties
index d80fe53..750d7eb 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/plugin.properties
+++ b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/plugin.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2011, 2015 Willink Transformations and others.
+# Copyright (c) 2011, 2018 Willink Transformations and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v2.0
 # which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/plugin.xml b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/plugin.xml
index d34d754..a1ba95b 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/plugin.xml
+++ b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/plugin.xml
@@ -2,7 +2,7 @@
 <?eclipse version="3.0"?>
 
 <!--
- Copyright (c) 2015, 2016 Willink Transformations and others.
+ Copyright (c) 2015, 2018 Willink Transformations and others.
  All rights reserved. This program and the accompanying materials
  are made available under the terms of the Eclipse Public License v2.0
  which accompanies this distribution, and is available at
diff --git a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/pom.xml b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/pom.xml
index aa81c2d..5e292ff 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/pom.xml
+++ b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/pom.xml
@@ -1,4 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2022 Willink Transformations and others.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
diff --git a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/src/org/eclipse/qvtd/xtext/qvtrelation/tests/QVTrCompilerTests.java b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/src/org/eclipse/qvtd/xtext/qvtrelation/tests/QVTrCompilerTests.java
index a4c3f56..149a16d 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/src/org/eclipse/qvtd/xtext/qvtrelation/tests/QVTrCompilerTests.java
+++ b/tests/org.eclipse.qvtd.xtext.qvtrelation.tests/src/org/eclipse/qvtd/xtext/qvtrelation/tests/QVTrCompilerTests.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2012, 2021 Willink Transformations and others.
+ * Copyright (c) 2012, 2022 Willink Transformations and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at