Merge branch '74-unused-never-referenced-classes'

Resolved Conflict:
	Core/java.embed.transformation/src/main/java/de/mkonersmann/advert/java/embed/transformation/ModelCodeTransformationRegistry.java

Utilities/henshintgg.api/src/de/mkonersmann/henshin/tgg/api/impl/actions/ExportModelInstanceAction.java

-package de.mkonersmann.henshin.tgg.api.impl.actions;
-
-import java.util.List;
-import java.util.Map;
-
-import org.eclipse.emf.common.util.EList;
-import org.eclipse.emf.ecore.EObject;
-import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.ecore.impl.EStructuralFeatureImpl;
-import org.eclipse.emf.henshin.interpreter.util.HenshinEGraph;
-
-import de.tub.tfs.henshin.tgg.TNode;
-import de.tub.tfs.henshin.tgg.TripleGraph;
-
-public class ExportModelInstanceAction {
-
-	TripleGraph graph;
-	Map<TNode, EObject> tNode2instance;
-
-	public ExportModelInstanceAction(TripleGraph graph,
-			Map<TNode, EObject> tNode2instance) {
-		this.graph = graph;
-		this.tNode2instance = tNode2instance;
-	}
-
-	public List<EObject> execute() {
-		// TODO: This seems to create new eobjects. I would like them to be
-		// changed instead.
-		HenshinEGraph gr = new HenshinEGraph(graph);
-
-		// Set default values of attributes to "" where necessary
-		for (EObject eObject : gr.getRoots()) {
-			EList<EStructuralFeature> features = eObject.eClass()
-					.getEAllStructuralFeatures();
-			for (EStructuralFeature feature : features) {
-				if (feature.getDefaultValueLiteral() == null) {
-					((EStructuralFeatureImpl) feature)
-							.setDefaultValueLiteral("");
-				}
-			}
-		}
-
-		List<EObject> ret = gr.getRoots();
-
-		// Reset the changed attributes to null where necessary
-		for (EObject eObject : gr.getRoots()) {
-			EList<EStructuralFeature> features = eObject.eClass()
-					.getEAllStructuralFeatures();
-			for (EStructuralFeature feature : features) {
-				if (feature.getDefaultValueLiteral() == null) {
-					feature.setDefaultValueLiteral(null);
-				}
-			}
-		}
-		return ret;
-	}
-}