Fixes layout
Merge pull request #41 from ospreys-2014/user_branch

login works
Merge pull request #42 from ospreys-2014/artists_genres

Fixes layout
allow nil for soundcloud
update reviews model and tests
add comment model and migration
review rspec tests
Merge pull request #43 from ospreys-2014/model_migration

Model migration
added before script to .travis file
added test for review controller and user controller
Merge pull request #44 from ospreys-2014/artist_profile

Artist profile
allow blanks for soundcloud profile validation
Merge pull request #45 from ospreys-2014/model_migration

allow blanks for soundcloud profile validation
change redirect after login
fix redirect of home after login
made edits to user auth tests