- created EditableTreeModel to support editing of different collections - UMLCollection derives from EditableTreeModel, now - created ClassAttributes and ClassOperations models to support class   attributes and operations editing
- created EditableTreeModel to support editing of different collections
- UMLCollection derives from EditableTreeModel, now
- created ClassAttributes and ClassOperations models to support class
  attributes and operations editing


git-svn-id: 80d932a80928324f4d3d71af042e652e41ead033@1975 a8418922-720d-0410-834f-a69b97ada669

amolenaar/gaphor,amolenaar/gaphor