[Releng] Update copyrights
diff --git a/plugins/org.eclipse.emf.cdo.server.db/src/org/eclipse/emf/cdo/server/internal/db/mapping/horizontal/AbstractHorizontalMappingStrategy.java b/plugins/org.eclipse.emf.cdo.server.db/src/org/eclipse/emf/cdo/server/internal/db/mapping/horizontal/AbstractHorizontalMappingStrategy.java
index 5b1d38a..c2e8ca1 100644
--- a/plugins/org.eclipse.emf.cdo.server.db/src/org/eclipse/emf/cdo/server/internal/db/mapping/horizontal/AbstractHorizontalMappingStrategy.java
+++ b/plugins/org.eclipse.emf.cdo.server.db/src/org/eclipse/emf/cdo/server/internal/db/mapping/horizontal/AbstractHorizontalMappingStrategy.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2013, 2015-2019 Eike Stepper (Loehne, Germany) and others.
+ * Copyright (c) 2009-2013, 2015-2020 Eike Stepper (Loehne, Germany) and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/util/io/IORunnable.java b/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/util/io/IORunnable.java
index 8876a0b..35eb806 100644
--- a/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/util/io/IORunnable.java
+++ b/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/util/io/IORunnable.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2007, 2011, 2012, 2015 Eike Stepper (Loehne, Germany) and others.
+ * Copyright (c) 2007, 2011, 2012, 2015, 2020 Eike Stepper (Loehne, Germany) and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
diff --git a/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/util/io/IOUtil.java b/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/util/io/IOUtil.java
index a55380e..d67ffd0 100644
--- a/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/util/io/IOUtil.java
+++ b/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/util/io/IOUtil.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2007-2013, 2015, 2016, 2019 Eike Stepper (Loehne, Germany) and others.
+ * Copyright (c) 2007-2013, 2015, 2016, 2019, 2020 Eike Stepper (Loehne, Germany) and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at