fix instream to respond to provider state changes [Fixes #80339570 #78293692]
Flash instream cb should show and stay visible when paused [Fixes #79635464]
fix for not showing cb when controls false on ad click
removed unnecessary code (now that instream player responds to video tag events)
Merge pull request #179 from jwplayer/bug/cb_bugs

control bar instream bugs [Delivers #80339570 #78293692 #79635464]