pickhardt/betty — pull request #6 by romanzubenko (2014-05-05 02:02:18+00:00)
Title: Added a "Whats version of %program%" command

Get the version of distribution.
Usage:
``` bash
$ betty whats version of ruby
Betty: Running ruby -v
ruby 2.0.0p247 (2013-06-27 revision 41674) [universal.x86_64-darwin13]
```