bumped CC module to 0.1.5

0.1.5
    fixed bug where overlay was not being removed from the dom when the view was hidden
	added check to make sure captions are enabled before activating the overlay
	added check to make sure we have a current entry in the playlist before activating the overlay when returning to a view with an onSelectView
	moved the onStatusChanged handler for messages coming in from the hardware out of the button creation and into the view lifecycle handler for onUpdateView
	updated the WidevinePlaylistEntry class