fixing problems in test dataset with hibernate sequences for useraccount
fixing broken test dataset
Adapt vaadin to model version 5.0
ref #7103 fixing test setup and data for SpecimenTypeDesignationWorkingSetServiceImplTest
ref #7103 using transaction rollback to reset db after test method
renaming SpecimenTypeDesignationWorkingsetEditorPresenterTest to SpecimenTypeDesignationWorkingSetServiceImplTest and fixing test data