handle up/down arrow navigation in transcription subview
handle up/down arrow navigation in transcription subview

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