Fix icon & separator usage in footer, closes #90.
Use Django 1.7, remove South.
Remove ALL South migrations.
Import generated Django migrations.
Default page.published to False (kill warning)
Remove old tests format (empty anyway :'()
Specify the standard test engine.
Order stats generation in script by username.
Use Django 1.7, closes #73.
Minimal message inbox.
Minimal modal to add a session comment.
Display nicely comments on sessions.
Display comments & refresh box.
Delete messages with confirmation.
Edit message through modal.
Toggle message actions on hover.
Reload session edit only for owner user.
Message app works on 1.7 : migration & remove useless django message app.