EDIT

add registration service and registrationWorkingsetService to httpInvoker (cont.)

add registration service and registrationWorkingsetService to httpInvoker

cleanup

move NoDuplicateNamesValidator to api.validation package to split service layer from other modules, see also last commit

ref #694 fix DescriptionElementService in httpInvokerServices.xml

ref #694 add DescriptionElementService and move some methods

remove further featureTree and featureNodeService occurrences

ref #9497 fixing class string for IAccountRegistrationService in httpInvokerServices.xml

ref #9497 adding AccountRegistrationService to http invoker config

ref #9758 better default settings for send mail - port number