removed #findAt: in favor of findId:
removed #findAt: things now are #findId:
removed unused code and introduced MaplessMongoModel. Tests are:  22 run, 20 passes, 0 skipped, 0 expected failures, 2 failures, 0 errors, 0 unexpected passes
updatedOn
Merge branch 'develop'

* develop:
  updatedOn
  removed unused code and introduced MaplessMongoModel. Tests are:  22 run, 20 passes, 0 skipped, 0 expected failures, 2 failures, 0 errors, 0 unexpected passes
  removed #findAt: things now are #findId:
  removed #findAt: in favor of findId: