fixed ks initialization when ks is not generated by php or passed with flashvars
IE8 requires frameborder attribute to hide frame border
Merge pull request #957 from rkreich/fix-ks-initialization

fixed ks initialization when ks is not generated by php or passed with flashvars
Merge branch 'master' into 2.21-Nov-16
Merge remote-tracking branch 'origin/ie8-noframeborder' into 2.21-Nov-16
Merge branch '2.21-Nov-16' of https://github.com/kaltura/mwEmbed into 2.21-Nov-16