[email notifications]

* Adds scope to user to get admins
* Adds helper method in application controller
* Adds line to send proposal badge email notification in propose badge controller
[email notifications]

* Adds helper to propose badges
* Creates new propose badge mailer
* Creates template for badge proposal method
[email notifications]

* Adds send method to nominee user and propose badges controller
* Adds helper method to application controller
[email notifications]

* Creates helper for nominee users helper
* creates mailer for nomine users helper
* Updates method name for propose badge controller
[email notifications]

* Creates template for nominate user notification
* renames badge proposal to badge proposal notifications
[email notifications]

* Adds specs for nominee user helper
* Adds specs for propose badges helper
[email notifications]

* Adds specs for mailers
[email notifications]

* Adds mandrill configuration for production enviroment
[email notifications]

* Adds missing curly brace
Merge pull request #35 from crowdint/feature/propose-badge-email

Feature/propose badge email