EDIT

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...

ref #6169 TypeDesignationSetManager can handle empty sets and can add typeDesignations

ref #6719 renaming the TypeDesignationConverter to TypeDesignationSetManager

ref #6719 adapting test case

ref #6724 initial trunk implementation for a SpecimenTypeDesignationWorkingsetEditor

ref #6719 RegistrationItems with edit buttons for name and per typedesignationWorkingSet

ref #6719 introducing TypeDesignationWorkingSet with string representation

ref #6719 improved TypeDesignationConverter

ref #6719 refactoring and better test

fixing test case