Merge pull request #38 from ajablonski/newfeedback-security-fix

#348 - Fix security issue where anybody could provide new feedback to any review
#310 - Brandon/Alex - Graduate JCs from program
- Add checkbox to 'New User' page
- Add graduated field for ACs with passing tests
  - tests wait properly for javascript to execute
  - 'graduated' field appears on new/edit/view user profile pages
- Refactoring for graduating users
  - Refactor tests to ensure admins can change grad status of user
  - Remove some duplication in application.js
Merge pull request #39 from bsmith3541/AddStartDatesToUsers

#300 - Users have start dates which can be set and edited by admins and users - Alex and Brandon
Merge branch 'master' of github.com:ReviewSite/ReviewSite into graduate-new