1. fix some minor playback UI issues (on play on player the hover play
button stayed visible, and scrubber didnt progressed) 
2. expose the error to the user
hide YT player at the end 
hide related videos
autoplay
Point to working ads
fix syntax
don't send null flashvar.
code cleanup.
IE8 bugs
Merge branch 'youtube-wrapper-CR-49004' of https://github.com/kaltura/mwEmbed.git into youtube-wrapper-CR-49004
bugfix - play over video stays visible
remove autoplay and clean test pages. Next step is to create one test
page with parameters (once I learn how to)
Support flashvar previewMode to hide fullscreen and scrubber UI
test pages that supports previewMode and auto hiding the play buttons
auto seek to 0 when player reaches its limit (replay effect)
update ads urls
support vast3 ad pods
update preroll URL
support vast3 ad pods, remove redundant props
cleaning up some files, moving towards a one configured driven test file
Removing the captureBitmap button if it exist
print error to screen
print error to screen and add a <br>