TWEAK - button text attributes
TWEAK - play/purchase UI and title text
TWEAK - TrackCell imageView. Hides on PlayerTVC
FIX - player controls - simplified and elimiated bad state concerning previews in player
TWEAK - more info cell text
TWEAK - more info cell height
TWEAK - lock view UIs
TWEAK - DescriptionVC UI
PreviewCell UI
began adding background image
background view is now functional