Added Now Playing View

Still a build error with current song being passed to the player
Preliminary player layout

Still has error passing song to player
Add UI elements to now playing view

Working - song name, artist, song duration
Not working - album art, current time slider
Preparing to merge
Merge branch 'NowPlaying'

Conflicts:

iMusic.xcworkspace/xcuserdata/Dan.xcuserdatad/UserInterfaceState.xcusers
tate