Updated NetworkLayer to use start() for InputListener
Added the Server class and the parent Device class
Decoupled UI logic from the Host class for use with Server
Added Server class to the manifest
Added status codes to the README
Relocated LibraryView from /server/ui to /ui
Extracted song functionality into Song and SongManager
Added Songs utility to convert lists of songs to lists of maps for views
Added core functionality to Device and Server
Merge pull request #2 from mattforni/master

Decoupling the UI logic from the media/core functionality