Add "number" to Track
Merge pull request #196 from robertbeal/master

Add "number" to Track
Fix spaces for tabs
Merge pull request #197 from robertbeal/master

Fix spaces for tabs
Added a class for "artist/similar" endpoint.
Merge pull request #198 from emashliles/master

Added a class for "artist/similar" endpoint.
fix artist/details exception test
Merge pull request #199 from danbadge/master

Fix artist/details exception test
Fix "imageUrl" property of a playlist product

- This was coming through as null because the API has changed
- Updated the Schema
Merge pull request #200 from danhaller/master

Fix "imageUrl" property of a playlist product