Fix grammar typos in tutorial 4
Add line break between import sections
Note that we should add two missing tests
Fix import sorting/spacing
Fix grammar (mostly a -> an)
Remove unnecessary note about request.POST
Fix test counts
Move Meta to top of form class (like in the docs)
Remove unnecessarily repeated code
Upgrade Foundation CSS files
Fix imports and spacing
Add templates comments to settings file
Update wsgi.py file for Django 1.6
Update blog title
Move Meta subclass
Cleanup tests and add missing tests