tentative working Django 1.7.1 (bug 935538)

* wip don't merge
* removed funfactory and test_utils

- [x] tests seem a bit slower, mocking might be failing
- [x] need to check on the django-tastypie pinning
- [x] need to run baked
to support both ``python manage.py`` and ``./manage.py`` you could do:

    if 'test' in sys.argv[1:2]: