edited user controller update user test
reorganized and simplified homepage layout
bundle install omniauth-twitter
added twitter consumer key and secret to env file
removed old placeholder file
simplified auth logic and added omniauth-twitter
added full_name method to user model
added dependent destroy to user library relationship
removed form partial
integrated form partial and added social and delete buttons to user edit view
cleaned up library controller and show view
added warning if no email present
added links to connect with other social networks from user edit view
updated sidebar
added playlist resource