Added 'django-notification' to INSTALLED_APPS
Fixed erroneous error message
first fixing in production
removed control on user's activities pk
first fixing in production
removed control on user's activities pk
Fixed notification bug.
fix:
1. add scrum_log to urls.py
2. organization template: create_team.html
Add delete team button to team management panel
Added story cloning
Merge remote-tracking branch 'remotes/simonedeponti/master' into walbon
Merge remote-tracking branch 'remotes/simonedeponti/production' into walbon
Merge branch 'alvinsay' into walbon