fix player state during ads
support dfp in native app
doubleclick native sdk dev
Merge branch '2.19-21-Sep' into native_ima_sdk
Merge branch '2.19-21-Sep' into native_ima_sdk
#FEC-320 return an empty string where node.childNodes is zero
IE8 requires frameborder attribute to hide frame border
IMA native SDK support
Merge branch '2.20-Oct-19' into native_ima_sdk

Conflicts:
	modules/DoubleClick/resources/mw.DoubleClick.js
FEC-2188 #comment update volume on slide #time 2 min
Merge branch '2.20-Oct-19' into 2.21-Nov-16
add startTime to liveAnalytics events
SUP-2429 #comment Hide screen until seek is completed #time 4h
FEC-2019 #comment Fix ad playback on non sibling player #time 4h

On non sibling ad player pausePlayBtn behaviour is broken when
returning to player after clickthrough
Merge pull request #1099 from kaltura/FEC-2019

FEC-2019 #comment Fix ad playback on non sibling player #time 4h
Merge pull request #1098 from kaltura/SUP-2429

SUP-2429 #comment Hide screen until seek is completed #time 4h
SUP-3038 #comment fix forcemute on embedPlayerNative #time 1h
Hide controls when mouse is not moving
Merge branch '2.21-Nov-16' into hide-controls-no-movement
#FEC-2135 #time 2h #comment add support for enableControlsDuringAd in JavaScript player (not Chromeless)