EDIT

cleanup

ref #694 add DescriptionElementService and move some methods

remove deprecated featureTreeService and featureNodeService and test classes

remove further featureTree and featureNodeService occurrences

cleanup and remove usage of feature tree service

ref #9497 AccountRegistrationService tesing for existing usernames & adding exist check methods to dao

cleanup and renaming some functional test classes (cont. II)

cleanup and renaming some functional test classes (cont.)

cleanup and renaming some functional test classes

ref #9497 fixing test calls bean binding