Fix Build portfolio generation for old EMF versions 

Change-Id: If6c8eba231fb42c4eb38535a361c3ee379444f5a
Signed-off-by: Matthieu Helleboid <matthieu.helleboid@thalesgroup.com>
diff --git a/portfolio/org.eclipse.egf.portfolio.eclipse.build/src/org/eclipse/egf/portfolio/eclipse/build/buildfile/util/BuildfileSwitch.java b/portfolio/org.eclipse.egf.portfolio.eclipse.build/src/org/eclipse/egf/portfolio/eclipse/build/buildfile/util/BuildfileSwitch.java
index 6962664..67715eb 100644
--- a/portfolio/org.eclipse.egf.portfolio.eclipse.build/src/org/eclipse/egf/portfolio/eclipse/build/buildfile/util/BuildfileSwitch.java
+++ b/portfolio/org.eclipse.egf.portfolio.eclipse.build/src/org/eclipse/egf/portfolio/eclipse/build/buildfile/util/BuildfileSwitch.java
@@ -23,8 +23,6 @@
 

 import org.eclipse.emf.ecore.EClass;

 import org.eclipse.emf.ecore.EObject;

-import org.eclipse.emf.ecore.EPackage;

-import org.eclipse.emf.ecore.util.Switch;

 

 /**

  * <!-- begin-user-doc -->

diff --git a/portfolio/org.eclipse.egf.portfolio.eclipse.build/src/org/eclipse/egf/portfolio/eclipse/build/buildscm/util/BuildscmSwitch.java b/portfolio/org.eclipse.egf.portfolio.eclipse.build/src/org/eclipse/egf/portfolio/eclipse/build/buildscm/util/BuildscmSwitch.java
index 0faec89..8646c88 100644
--- a/portfolio/org.eclipse.egf.portfolio.eclipse.build/src/org/eclipse/egf/portfolio/eclipse/build/buildscm/util/BuildscmSwitch.java
+++ b/portfolio/org.eclipse.egf.portfolio.eclipse.build/src/org/eclipse/egf/portfolio/eclipse/build/buildscm/util/BuildscmSwitch.java
@@ -25,8 +25,6 @@
 import org.eclipse.egf.portfolio.eclipse.build.buildstep.SourceBuildLocation;

 import org.eclipse.emf.ecore.EClass;

 import org.eclipse.emf.ecore.EObject;

-import org.eclipse.emf.ecore.EPackage;

-import org.eclipse.emf.ecore.util.Switch;

 

 /**

  * <!-- begin-user-doc -->