22382ee](https://github.com/bcoe/yargs/commit/22382ee9f5b495bc2586c1758cd1091cec3647f9 various bug fixes for $0 (@nylen)files field to the package.json (@shinnn)help and showHelp functions and fixed few formatting issues (@thefourtheye).showHelp() (@indexzero).describe() in favor of building upon the existing .usage() API (@indexzero).describe(), .options(), and .showHelp() methods along with example. (@indexzero)