Initial migrations set up.
Now connecting to database and deferring execution of queries.
Set up framework for queries.
Implemented new rating (POST) endpoint.
Implemented REST endpoint (GET /rate) to get ratings.
Added sample data sql file.
Merge branch 'feature/database' into develop
Merge pull request #33 from Godin1605/develop

Implemented Database Layer and REST Endpoints
Adjusted the Rdio API div visibility to keep it hidden.
Fixed the artist and album text.