Add `files` field to the package.json
Add `files` field to the package.json

https://www.npmjs.org/doc/files/package.json.html#files

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