Fix subtitle actions with tasks
Fix subtitle actions with tasks

Added TaskSaveDraft action, which correctly sets subtitle_visibility
to private when initially creating the version.

Use Publish() action for post-publish edits.

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