pufuwozu/roy — pull request #48 by esehara (2011-12-04 09:47:20+00:00)
Title: Add Command for help (":?") and Show Roy Version

Detail:

```
esehara $ ./roy -v
Roy,Version ?.?.?(Drafted ?) : http://roy.brianmckenna.org/

esehara $ ./roy
Roy,Version ?.?.?(Drafted ?) : http://roy.brianmckenna.org/
:? for help
roy> :?
Command available from the prompt:
:l -- load and run an external file
:q -- exit Repl
:? -- show help
```