Merge branch 'master' into emf_compare2-migration

Conflicts:
	plugins/org.eclipse.mylyn.docs.intent.compare/src/org/eclipse/mylyn/docs/intent/compare/match/IntentMatchEngine.java
	plugins/org.eclipse.mylyn.docs.intent.core/model/intent_withoutcdo.genmodel
	tests/org.eclipse.mylyn.docs.intent.client.compiler.test/META-INF/MANIFEST.MF