Minor fixes on ref handling.
Minor tuning on scrum admin part.
Create new auth backend for rest_framework based on session, but without csrf.
Put owner automaticaly on user story is created.
Add .ctags file.
Add issues to api.
Minor model and api fixes.
Typo's fixes.
changing language-force paramter on ctags with languages parameter
Merge branch 'master' into permissions

Conflicts:
	greenmine/scrum/api.py
	greenmine/scrum/models.py