GitLab

* integration with quota holder
* new credit event for integration with aquarium

Conflicts:
	snf-astakos-app/astakos/im/forms.py
	snf-astakos-app/astakos/im/templates/im/astakosgroup_detail.html
	snf-astakos-app/astakos/im/templates/im/astakosgroup_list.html

send admin notification upon group creation

* add policies during group creation
* improve performance (reduce db access)

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

- Dropkick for select
- New style for groups
- Larger input