Added the Django 1.6 test project.
Run the Django 1.6 tests.
Wire in Slumber URLs.
Add to the system paths so we can load the test applications.
Configure the project.
Use the newer body member if it's available.
Set a default value for a field in a model.
The middleware needs to be a list.
Use the Django 1.6 compatible fost-authn module.
Django 1.6 no longer has the sites module.
Don't assume we know what a valid content type ID might be.
Bumped version number.
Other changes for Django 1.6 compatibility.
Merge branch 'feature/django16' into develop