Hide actions when prompting for fullscreen in IE
Place big-play-button absolutely
Make product actions bigger when size is medium or larger
Be forgiving for actions that pauses playback, when start time == end time
Don't show big play on player:video:ended, if actions are shown
Merge branch 'experimental-actions' into next-squares

Conflicts:
	src/big-play-button/big-play-button.js