#59: Fehler bei digitalisierten, aber nich gespeicherten Objekten (http://polymap.org/biotop/ticket/59)
  - NEW: synchronisation of query results with uncommited updates in UoW; new/updated/removed entities are post-processed against the query
  - FIX: MatchedPredicateImpl: wildcard (*,?) match implemented instead of Regex to match Lucenes (and any other stores?) behaviour
#67: Auswahl "Änderungen verwerfen" defekt (http://polymap.org/biotop/ticket/67)
  - NEW: UnitOfWork.revert()
  - FIX: EntityReference.equals() changed so that it works for subclasses too