EDIT

Fix selection when creating new nodes

code cleaning

Use utility method to confirm deletion

ref #6806 Fix dirty state handling and saving in feature tree editor

ref #6806 Add isDirty() to IE4SavablePart + extract dirty check to util

Ask for saving before executing operations

Add savablePart to FeatureNodeDropAdapter

ref #7887 Correctly evaluate children in term content provider

ref #7887 Select newly created term

ref #7887 Remove unused classes