GC-139 Http validations
GC-139 Tests
Remove .back files from locales
merge conflict
Merge pull request #18 in GC/basis-modul from http-validations to master

* commit '89316cf385b0f94d18089ec078664eed1a482264':
  Remove .back files from locales
  GC-139 Tests
  GC-139 Http validations