EDIT

ref #7589 Remove UpdateResult handling from CharacterMatrix

ref #7923 Disabel details for structure and property viewers

ref #7923 Add drag listener to structures viewer

ref #7939: adapt TaxonNavigator to moved comparator

ref #7923 Show character combination during drag&drop

ref #7923 Set character representation during creation

ref #6774 Rename export handler

ref #6774 Add owl export to feature tree editor context menu

ref #7589 Only add characters as matrix columns

Fix potential NPE