Merge pull request #16 from Ravenstine/master

Merge forks
Change drawing route from post to put.
Merge branch 'master' of https://github.com/nicolejpaz/fremote into drawing_controller
Add tests for drawings controller.
Add ability to save coordinates in database.
Merge pull request #16 from Ravenstine/sort_fix

Repair issue with playlist sort not persisting.
Write tests for drawings#read.
Merge pull request #17 from Ravenstine/master

Merge playlist form
Merge branch 'master' of https://github.com/nicolejpaz/fremote into drawing_controller
Write tests for drawings#clear. Refactor already written tests.
Set drawing.coordinates to empty array on drawings#clear post.
Add method to read drawing coordinates from database on load.
Add any existing drawing to canvas on load, AKA persistent data.
Move GET read call from document.ready to separate function.
Move nested logic from drawOnLoad to parseDrawingData.
Merge pull request #18 from Ravenstine/delete_button

Add a delete button to playlist items.
Merge pull request #17 from nicolejpaz/drawing_controller

Made drawing data persistent.
Make playlist delete button deletes playlist item.