currently failing tests converted to use tap.
currently failing tests converted to use tap.

oti/yargs,nexdrew/yargs,yargs/yargs,substack/node-optimist,jean-emmanuel/yargs,yargs/yargs,bcoe/yargs,ammeep/yargs,tepez/yargs,elas7/yargs,sgentle/yargs,rstacruz/yargs,Teino1978-Corp/Teino1978-Corp-node-optimist,dkoleary88/yargs,tepez/yargs,ammeep/yargs,geophree/yargs,zkat/yargs,elas7/yargs,geophree/yargs,etiktin/yargs,ggoodman/yargs,ChristianMurphy/yargs,yargs/yargs,nexdrew/yargs,jvdm/yargs,bcoe/yargs,jean-emmanuel/yargs,LoicMahieu/yargs,raine/yargs,dkoleary88/yargs