EDIT

ref #7269 layout improvements in messages popup window

ref #7195 introducing the concept of EditorActionContext stacks to facilitate creating blocking relations

fix #7231 replacing SpringApplicationEventBus by scoped Vaadin4Spring Event Bus

cosmetic

ref #7204 refactoring editor events and introducing generic EntityEditorActionEvent

fix #7150 fixing per entity granting of authorities for CollectionEditor

fix #7149 implementing CollectionEditor