Remove the Ecore Tools' contextual explorer

Change-Id: I79b518195a10c893d2661579a9edd0a9d619dd56
Signed-off-by: Pierre-Charles David <pierre-charles.david@obeo.fr>
diff --git a/packages/org.eclipse.epp.package.modeling.product/epp.product b/packages/org.eclipse.epp.package.modeling.product/epp.product
index 90db148..1a93189 100644
--- a/packages/org.eclipse.epp.package.modeling.product/epp.product
+++ b/packages/org.eclipse.epp.package.modeling.product/epp.product
@@ -206,7 +206,6 @@
       <feature id="org.eclipse.emf.compare.source" installMode="root"/>
       <feature id="org.eclipse.emf.compare.diagram.sirius.source" installMode="root"/>
       <feature id="org.eclipse.emf.compare.egit" installMode="root"/>
-      <feature id="org.eclipse.emf.ecoretools.explorer.contextual" installMode="root"/>
       <feature id="org.eclipse.emf.ecoretools.design" installMode="root"/>
       <feature id="org.eclipse.emf.ecp.sdk.feature" installMode="root"/>
       <feature id="org.eclipse.emf.parsley.sdk" installMode="root"/>