Add restfull finish for roles.
Add restfull finish for users.
Start contest form fields.
Merge remote-tracking branch 'origin/master'

Conflicts:
	app.py
	models.py
	templates/admin/layout.html
	templates/admin/role/roles.html
	templates/admin/user/users.html
Merge remote-tracking branch 'origin/master'
Add token checker
Add rest for all models.
Add token for each request (API + frontend).
Add AngularJS Table sort for User and Role.