Add gpt_proxy.js script to support companions in HTML5
Merge branch 'master' of https://github.com/kaltura/mwEmbed
Merge branch 'master' of https://github.com/kaltura/mwEmbed
Merge branch 'master' of https://github.com/kaltura/mwEmbed.git
Merge branch 'master' of https://github.com/kaltura/mwEmbed

Conflicts:
	modules/DoubleClick/tests/DoubleClickManagedPlayerAdApi.qunit.html