Java editor can separately color Classes, Interfaces, Abstract Classes, Annotation definitions, Enums, Type Parameters and Type Arguments. Add similar support to Groovy Editor.

See

• org.codehaus.groovy.eclipse.editor.highlighting.GroovySemanticReconciler
• org.codehaus.groovy.eclipse.editor.highlighting.HighlightedTypedPosition.HighlightKind
• org.codehaus.groovy.eclipse.editor.highlighting.SemanticHighlightingReferenceRequestor