Merge branch '3539' into 'master'

.../src/org/fortiss/tooling/base/ui/contentprovider/.ratings

...ing/base/ui/contentprovider/TableContentProviderBase.java

...e.ui/src/org/fortiss/tooling/base/ui/databinding/.ratings

...ractDecoratedStyledTextCellDatabindingEditingSupport.java

...g/AbstractDecoratedTextCellDatabindingEditingSupport.java

...g.base.ui/src/org/fortiss/tooling/base/ui/editor/.ratings

...rtiss/tooling/base/ui/editor/CommonDiagramEditorBase.java

...src/org/fortiss/tooling/base/ui/editor/GEFEditorBase.java

...ooling.base/src/org/fortiss/tooling/base/library/.ratings

...tiss/tooling/base/library/ModelElementLibraryService.java

org.fortiss.tooling.kernel.ui/META-INF/MANIFEST.MF

...src/org/fortiss/tooling/kernel/ui/extension/base/.ratings

...rnel/ui/extension/base/EReferencePropertySectionBase.java

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

...el.ui/src/org/fortiss/tooling/kernel/ui/internal/.ratings

...rtiss/tooling/kernel/ui/internal/ConstraintUIService.java

...tooling/kernel/ui/internal/ModelEditorBindingService.java

...g/fortiss/tooling/kernel/ui/internal/databinding/.ratings

...ernel/ui/internal/databinding/EObjectObservableValue.java

...rc/org/fortiss/tooling/kernel/ui/internal/editor/.ratings