GitLab

when a valid user with empty authentication providers list tries to
log in

if one created after syncdb command

Conflicts:
	snf-astakos-app/astakos/im/api/__init__.py
	snf-astakos-app/astakos/im/templates/im/astakosgroup_list.html

New menu

Conflicts:
	snf-astakos-app/astakos/im/templates/im/astakosgroup_list.html
	snf-astakos-app/astakos/im/templates/im/profile.html

Style improvents
Authorisation methods page

pass auth provider instances in templates