I spy with my little eye 0.9c

+status bar is hidden
+added delegate to SinglePlayerViewController for passing back data to
MainMenuViewController
+will animate back after game is over or round is over with
corresponding message
+cleaned up color class by removing debug method "fillWithHSV"

todo:
-add fade out to label display when appropriate
-add difficulty selection
-tweak colors
-fix landscape picture functionality
-add data persistance
-add flick

known bugs:
-Camera shutter is black after multple rounds