An extension to add a playlist manager to turntable.fm (now with sorting!)

This is just the source code, if you want to install the Chrome Extension, it's available here for free: https://chrome.google.com/webstore/detail/turntablefm-playlist-mana/eimhdmlhdgmboegnmecdnfbmdmhdoool\

Thanks for:
Justin Day (https://github.com/potatono) for inspiration.
Miles Lightwood of TeamTeamUSA (https://github.com/TeamTeamUSA) for sorting implementation.