EDIT

remove further featureTree and featureNodeService occurrences

cleanup

remove deprecated featureNodeService from ICdmRepository (cont.)

remove deprecated featureNodeService from ICdmRepository

remove deprecated featureTreeService from ICdmRepository

cleanup and remove usage of feature tree service

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

ref #9497 adding AccountRegistrationService to ICdmRepository

fix #9497 User self registration service implemented

• more interfaces and abstract classes
• AccountRegistrationService implemented
• test implemented

ref #9497 AccountCreationRequest and TokenStore