Make tests work again with new demo project.
Fix tests: remove tests.py, use demo project manage.py to run tests
Fix UserenaSignupModelTests
Merge branch 'master' of github.com:bread-and-pepper/django-userena
Improve tests
added first_name and last_name as optional params on UserenaSignup.create_user
updated version number
Merge remote-tracking branch 'upstream/master'