adapt TaxEditor to Schema changes v5.8.1
fix #6330 Add default sorting for all entity collections
fix multiple representation by removing conversation of selection dialog
code cleaning
fix #5216: merge grantedAuthority checks for existing grantedAuthority first and some other fixes for grantedAuthority handling in editor
ref #6333 Add generic support for entity collection sections to allow adding existing entities
ref #6190 removing svn property place holder in first line of code - java files
solved #2990 (implement missing parts of Groups admin details view)