Add function for getting localized sub credits
Add function for getting localized sub credits

https://unisubs.sifterapp.com/issues/1284

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