yosuke-furukawa/hookin — pull request #1 by pchw (2014-04-10 06:52:33+00:00)
Title: fixed for hookin -h/--help is failed

if you type `$hookin -h` then `process.argv` have `[ 'node', '/.../bin/hookin', '-h' ]`.
should do `usage` unless process.argv.length > 3.