Adding grappelli as admin interface and changing user foreign keys to works with a massive number of instances
Merge pull request #20 from jespino/feature-grappelli

Adding grappelli as admin interface and changing user foreign keys to wo...
Add autocompletion support in user model for grapelli
Some fixes related to grapelli
Added identity creation in post_save_user signal
Merge remote-tracking branch 'upstream/master' into feature-openbadges

Conflicts:
	moocng/badges/admin.py