clean up and meta-models reverted

org.fortiss.tooling.base/trunk/model/base.ecore

org.fortiss.tooling.base/trunk/model/base.genmodel

...src/org/fortiss/tooling/base/utils/ModelElementUtils.java

...fortiss/tooling/kernel/ui/databinding/ObservableUtil.java

...kernel/ui/dnd/ConnectionCompositionDropTargetAdapter.java

...ng/kernel/ui/dnd/ElementCompositionDropTargetAdapter.java

...fortiss/tooling/kernel/ui/extension/IEditPartFactory.java

...iss/tooling/kernel/ui/extension/IModelElementHandler.java

...s/tooling/kernel/ui/extension/base/EObjectActionBase.java

.../fortiss/tooling/kernel/ui/extension/base/EditorBase.java

...iss/tooling/kernel/ui/extension/base/FormsEditorBase.java

...ing/kernel/ui/extension/base/ModelElementHandlerBase.java

...tooling/kernel/ui/extension/base/PropertySectionBase.java

...iss/tooling/kernel/ui/extension/base/TableViewerBase.java

...t/AbstractDecoratedTextCellDatabindingEditingSupport.java

...ingsupport/AbstractTextCellDatabindingEditingSupport.java

...ss/tooling/kernel/ui/internal/EditPartFactoryService.java

.../fortiss/tooling/kernel/ui/internal/NavigatorService.java

.../kernel/ui/internal/editor/ExtendableMultiPageEditor.java

...fortiss/tooling/kernel/ui/internal/views/LibraryView.java