[releng] Switch to tycho 2.7.5
- remove duplicate keys in in feature:
  org.eclipse.emf.ecore, org.eclipse.papyrus.infra.viewpoints.policy, org.eclipse.emf.transaction
- remove all esf plugins from required plugins

Change-Id: Icc78fe8ae44f6c4b7a9f8946a98a801523f78b73
Signed-off-by: aradermache <ansgar.radermacher@cea.fr>
diff --git a/core/releng/org.polarsys.esf.core.releng/feature.xml b/core/releng/org.polarsys.esf.core.releng/feature.xml
index 90a9950..7911192 100644
--- a/core/releng/org.polarsys.esf.core.releng/feature.xml
+++ b/core/releng/org.polarsys.esf.core.releng/feature.xml
@@ -25,7 +25,6 @@
       <import plugin="org.eclipse.uml2.uml" version="5.1.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.papyrus.uml.extensionpoints" version="1.1.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.core.runtime" version="3.11.1" match="greaterOrEqual"/>
-      <import plugin="org.eclipse.emf.ecore"/>
       <import plugin="org.eclipse.uml2.types"/>
       <import plugin="org.eclipse.emf.ecore.xmi" version="2.11.1" match="greaterOrEqual"/>
       <import plugin="org.eclipse.emf.common" version="2.11.0" match="greaterOrEqual"/>
@@ -33,15 +32,12 @@
       <import plugin="org.eclipse.core.resources" version="3.10.1" match="greaterOrEqual"/>
       <import plugin="org.apache.commons.io" version="2.2.0" match="greaterOrEqual"/>
       <import plugin="org.apache.commons.lang3" version="3.1.0" match="greaterOrEqual"/>
-      <import plugin="org.eclipse.emf.transaction" version="1.4.0" match="greaterOrEqual"/>
-      <import plugin="org.polarsys.esf.core.common" version="0.7.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.emf.edit.ui" version="2.10.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.ui" version="3.106.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.ui.console" version="3.5.300" match="greaterOrEqual"/>
       <import plugin="org.eclipse.ui.ide" version="3.11.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.ui.navigator.resources" version="3.4.700" match="greaterOrEqual"/>
       <import plugin="org.eclipse.ui.navigator" version="3.5.400" match="greaterOrEqual"/>
-      <import plugin="org.polarsys.esf.core.common.ui" version="0.7.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.ui.themes" version="1.1.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.platform" version="4.5.1" match="greaterOrEqual"/>
       <import plugin="org.eclipse.ui.views.log" version="1.0.500" match="greaterOrEqual"/>
@@ -53,9 +49,7 @@
       <import plugin="org.eclipse.papyrus.infra.services.edit" version="1.0.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.papyrus.infra.gmfdiag.commands" version="1.0.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.papyrus.uml.diagram.common" version="1.1.2" match="greaterOrEqual"/>
-      <import plugin="org.polarsys.esf.core.utils" version="0.7.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.papyrus.uml.diagram.wizards" version="1.1.2" match="greaterOrEqual"/>
-      <import plugin="org.polarsys.esf.core.profile.esfarchitectureconcepts" version="0.7.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.papyrus.infra.emf" version="1.1.2" match="greaterOrEqual"/>
       <import plugin="org.eclipse.papyrus.uml.tools" version="1.1.2" match="greaterOrEqual"/>
       <import plugin="org.eclipse.papyrus.infra.core.log" version="1.1.2" match="greaterOrEqual"/>
@@ -63,8 +57,6 @@
       <import plugin="org.eclipse.emf.ecore" version="2.11.1" match="greaterOrEqual"/>
       <import plugin="org.eclipse.ui.workbench" version="3.107.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.jface" version="3.11.0" match="greaterOrEqual"/>
-      <import plugin="org.eclipse.papyrus.infra.viewpoints.policy"/>
-      <import plugin="org.polarsys.esf.core.diagram.esfarchitectureconcepts" version="0.7.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.papyrus.infra.viewpoints.policy" version="1.1.2" match="greaterOrEqual"/>
       <import plugin="org.eclipse.emf.transaction" version="1.9.0" match="greaterOrEqual"/>
       <import plugin="org.eclipse.papyrus.infra.gmfdiag.common" version="1.1.2" match="greaterOrEqual"/>
diff --git a/pom.xml b/pom.xml
index 987f3ef..2f4515a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -240,7 +240,7 @@
     <product.version>0.7.0</product.version>
     
     <!-- Tycho plugin version -->
-    <tycho-version>2.2.0</tycho-version>
+    <tycho-version>2.7.5</tycho-version>
 	
 	<!-- eclipse-jarsigner plugin version -->
     <jarsigner-version>1.3.2</jarsigner-version>