Add a lot of error handling in document.tasks + some refactoring + code style
Use "pdfinfo" instead of "gm identify" to compute a pdf lenght and boost perfs o/
Stop using gm for the thumbnails size computation and use a much faster python alternative
add the ability to filter the .children() method to exclude models or allow only some models
use this new functionality to hide Page objects from the generated graph (./manage.py todot)

+ code style
Merge branch 'master' of github.com:C4ptainCrunch/beta402 into documents
Switch to django 1.6 user models, merge djano pre-1.6 user model and user.Profile and refactor newly created model
Add a default profile pic + profile pics for automaticaly created users
Ignore uploaded profile pics (static/profile/*)
Use absolute import to correctly import local.py config file
OH GOD ! TABS ! :o
Add some proof of concept of a wall on the front page
Divide homepage sql queries number by 2 by using non_polymorphic() on id_only queries
Fix __repr__ of Node to be able to print unicode in the REPL
Merge branch 'master' of github.com:C4ptainCrunch/beta402 into wall
Add a PoC of a welcome message
Eye candy
Remove filename autoescape (django escapes automaticaly at render time)
Fix the {follow,unfollow} button and the followed courses sidebar
Try to fix netid auth
Forgot to change the manager