Add notifications module (not finished)
Merge branch 'master' into notifications

Conflicts:
	greenmine/base/models.py
	greenmine/scrum/models.py
Smallfix: Removed a commented code line
Smallfix: Send print message to sys.stderr
Add regenerate.sh script.
Update requirements.
Updating initial user password
Smallfix: Fixed the fixture, added a ,
Smallfix: Set user token not unique
Add notifications module (not finished)
Smallfix: Send more print message to sys.stderr
Smallfix: Fixed a 'trospido' rebase
Smallfix: Fixed minor syntax error
Add notifications module (not finished)
Smallfix: Send print message to sys.stderr
Add notifications module (not finished)
Smallfix: Send more print message to sys.stderr
Smallfix: Fixed minor syntax error
Merge branch 'notifications' of github.com:kaleidos/greenmine-back into notifications

Conflicts:
	greenmine/base/models.py
	greenmine/scrum/models.py
Made a refactor of the notifications app