fix #7629 restricting new registrations to those which make sense in the current workingset
fix #7546 implementing workflow for creating registrations for existing names:
switching vom id based to uuid based ui navigation and entity references
renaming event to action and solving refresh problem in workingset editor
fix #6810 View for starting new registrations implemented
ref #6169 remoging service mock and loading ResgistrationSets by citationID
refactoring package structure
ref #6169 renaming phycobank in packages to registration