created App-Model
saves Mapless in localStorage adds 3 tests, all green
renamed some and added tests
create started to work, using #findId: instead of #findAt:
the create API now responds a 201 or a 409, also removed obsolete code
fixing tests in both ends
create now answering 201 and 409, all tests green
created ws fixed, simplified the ajax complete callbacks
findOne will now respond with a 404 if not found
removed unnecessary code, backend and frontend tests all green
Merge branch 'feature/4-transport' into develop
Merge branch 'develop'

* develop:
  removed unnecessary code, backend and frontend tests all green
  findOne will now respond with a 404 if not found
  created ws fixed, simplified the ajax complete callbacks
  create now answering 201 and 409, all tests green
  fixing tests in both ends
  the create API now responds a 201 or a 409, also removed obsolete code
  create started to work, using #findId: instead of #findAt:
  renamed some and added tests
  saves Mapless in localStorage adds 3 tests, all green
  created App-Model