EDIT

cleanup

remove created data from test data

ref #6581 remove unnecessary nomenclaturalReference_ids from test data

cleanup

ref #6581 remove null values for citationmicroreference and citation_id from test data

ref #6581 fix test data with nomenclaturalMicroReference not being null

cleanup

remove null values from test with in Reference, TypeDesginationBase and Person

ref #6581 adapt list/count query in RegistrationDaoHibernateImpl

cleanup