EDIT

PersistentContextAnalyzer as subclass of CdmEntityCache

adding null check in CdmEntityCache

fix #7154 CdmEntityCache can update cached entities and using this in ToOneRelatedEntityReloader and in
SpecimenTypeDesignationWorkingsetEditorPresenter to update the ui with modified collections

allowing to crated CdmEntityCache with null as parameter

removing debug code

fixing bug: CdmEntityCache no longer misses analyzing nomenclatural refs

solving multiple representation probelms when adding source references to MediaSpecimen

• extending PersistentContextAnalyzer
• EntityCache support for more than one base entities

ref #7059 ref #7046 using kindOfunit for TypeDesisgnations instead of DerivationEvent type and fixing save and LIE problems:
- intoducing EntityCache to allow re-using previously loaded entities
- CdmEntityCache implements EntityCache
- ToOneRelatedEntityReloader to replace entities loaded by the LazySelect...