Remove PDE tests to diagnose build issue.
diff --git a/org.eclipse.amp/features/org.eclipse.amp.test-feature/feature.xml b/org.eclipse.amp/features/org.eclipse.amp.test-feature/feature.xml
index e67d533..e6eac4b 100644
--- a/org.eclipse.amp/features/org.eclipse.amp.test-feature/feature.xml
+++ b/org.eclipse.amp/features/org.eclipse.amp.test-feature/feature.xml
@@ -74,12 +74,13 @@
       <import plugin="org.eclipse.emf.ecore.xmi"/>
    </requires>
 
-   <plugin
+<!--   <plugin
          id="org.eclipse.amp.amf.acore.edit.test"
          download-size="0"
          install-size="0"
          version="0.0.0"
          unpack="false"/>
+-->
 
    <plugin
          id="org.eclipse.amp.amf.acore.test"