Fixed database.yml file
Added Devise
comments and home page
Comments
resolved nested tracks library issue
merged Joe's changes
Added Friends, Friendships and Albums
Removed devise migration file and added albums_tracks join table
Created Comments Controller
fixed all nested routes issues
added a has one relationship between user and library
fixed no routes error for new home page
corrected error rendering home page when no-one is logged in
modified login button to only show when you havent logged in
merged Joes latest changes and verified that nothing broke with TDD