Cut down music serviceView and added new PlayingControl bar to bottom of screen
Created Slider util and removed the creation of it from other classes
Tidied naming of functions
Removed unnecessary overflow change
Playlists now clear current playlist on load
Removed clear button, not really required
Shuffle now shuffles playlist and updates current playlist view
Added margin to the bottom of view to prevent list being lost under the playing bar
Replaced button text with icons for media player
Updated CSS file for media icons
Moved shuffle button into PlayingControl
Added sythentic event to allow serviceview to update shuffling of playlist
Merge pull request #17 from beakable/improved-playlist-screen

Improved playlist screen