fix Add video URL window title, https://www.pivotaltracker.com/story/show/16620797
fix Add video URL window title, https://www.pivotaltracker.com/story/show/16620797

ReachingOut/unisubs,eloquence/unisubs,norayr/unisubs,norayr/unisubs,ujdhesa/unisubs,norayr/unisubs,eloquence/unisubs,ReachingOut/unisubs,wevoice/wesub,ofer43211/unisubs,wevoice/wesub,ujdhesa/unisubs,eloquence/unisubs,ofer43211/unisubs,pculture/unisubs,wevoice/wesub,pculture/unisubs,pculture/unisubs,wevoice/wesub,eloquence/unisubs,ReachingOut/unisubs,ujdhesa/unisubs,ofer43211/unisubs,ofer43211/unisubs,ujdhesa/unisubs,norayr/unisubs,pculture/unisubs,ReachingOut/unisubs