fix uploading subtitles, http://bugzilla.pculture.org/show_bug.cgi?id=15582
fix uploading subtitles, http://bugzilla.pculture.org/show_bug.cgi?id=15582

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