Do not require django -> do not specify Django as a dependency
Add configuration for Tox and Travis CI
Update README
Update setup (URL, ...) add AUTHORS
Bunch of modifications:

* Fix PEP8
* Replace deprecated patterns by []
* Replace dict() by {}
* Use TemplateView (fix urls.py)
* Ensure unicode everywhere (crossing fingers)
* Import goodies from __future__
* Define settings.TEST_RUNNER
* Set TestForm.Meta.exclude = () to work with Django 1.7
* Use OrderedDict when available (avoid future deprecation)
* Use django.forms.utils when available (avoid future deprecation)
* Fix ugly camelCase -> underscore_style
* Use dict comprehension when possible (work in progress)
* Merge some nested if