GitLab

- correct permitted attributes for volunteers_controller
- remove not working validator in Contact model
- fix view not working on mising contact_emails
- added back test checking field that was hidden before

- code slimmer
- dont send invite_sent notification in case user creation and invitation fails

-

- cleaned up nested divs in views
- cleaned repetition from locale yamls
- removed obsolete state_collection concern
- fixed factory and all tests to run green