adding airplay plugin to mwembed for iOS devices
support for  all necessary events and define environment for this plugin
merge from maseter
airplay test page
airplay test page
added lead with html5 flag to test page
#SUP-2078 #time 1h #comment stretched the thumbnail across the video if stretchVideo FlashVar is set to true
#PS-1297 #time 1h #comment added missing tracking events to V2 player: "resume" when resuming playback after clickthrough pause, and "close" event when the ad finish
#FEC-1401 #comment fix live hls on android #time 2h
#PS-1297  #comment fix logic for adding wrapper clickTracking for V2 players
#PS-1297  #comment fix logic for adding wrapper clickTracking for V2
removed "close" event as it related only to user close event (overlay)
#FEC-1354 #comment fix for auto play set to false #time 1d
#FEC-1428 #time 2h #comment added support for non-linear Flash: fixed layout when we don't have width and height, added close button for all overlay ads
#FEC-1428 #comment changed clearInterval to setTimeout with a count limit
#FEC-1428 #time 1h #comment added overlay ads tracking: "creativeView" and "close" events are now tracked
fix encoding
Merge pull request #661 from kaltura/FEC-1428

Fec 1428
Merge pull request #659 from kaltura/FEC-1354

Fec 1354
Merge pull request #658 from kaltura/PS-1297_V2

Ps 1297 v2