fix dot-notation behavior as it relates to aliases
fix dot-notation behavior as it relates to aliases

yargs/yargs,ChristianMurphy/yargs,jean-emmanuel/yargs,nexdrew/yargs,etiktin/yargs,zkat/yargs,tepez/yargs,sgentle/yargs,raine/yargs,geophree/yargs,elas7/yargs,elas7/yargs,dkoleary88/yargs,ammeep/yargs,LoicMahieu/yargs,geophree/yargs,yargs/yargs,ammeep/yargs,rstacruz/yargs,jvdm/yargs,dkoleary88/yargs,nexdrew/yargs,bcoe/yargs,ggoodman/yargs,tepez/yargs,jean-emmanuel/yargs,oti/yargs,bcoe/yargs,yargs/yargs