EDIT

ref #7622 simplyfying code be replacing targetRegistration for type designations by map for popupeditors and reg uuids

ref #7622 persisting new registrations only when typeDesignations have been added

fix #7629 restricting new registrations to those which make sense in the current workingset

fix #7628 removing misconception in workflow code

improving readability of code

ref #7546 Label with explanations for users improved

fix #7583 adding null check for authentication

navigating to RegistrationStart after Reference deletion in empty registration sets

ref #7550 replacing the selfregisration of the VaadinUserHelper to the vaadin session by a UserHelperAccess bean

ref #7348 implementing find service for registrations with user, typeDesignationStatus, registrationStatus, identifier and taxonname filters