add beats song model, BeatsCorsImage for getting around CORS w/ backend
Merge branch 'beats' of github.com:the-real-adammork/Summer into beats
moving demo code into legit models etcc. to make it more legit and easier to use
Merge branch 'beats' of github.com:the-real-adammork/Summer into beats
authentication flow working in the entire app, redirects to beats then back to my app