Initial work on tests
Merge branch 'add_profile_image' of github.com:mohangk/fastrego into 50780653
Generate migration to add profile picture to participants. Run migration
Add basic profile picture validation to participant. Update participant form to show upload button for profile picture. Show profile picture when editing participant. Change profile_image to profile_picture in spec
Update participant spec to take test for different profile image validations
Remove image from profile_picture content type
Fix unrelated spec errors
Change users_spec's 'adding details' to have only 1 debater so that debate_team_form.fill_details will work properly. Rename profile picture label to profile_picture.
Merge pull request #3 from mohangk/50780653

Add profile picture to participants registration page