Log Message:
Update ruby-commander to 4.1.2.

=== 4.1.2 / 2012-02-17

* Improvement to `ask_editor` to be more portable across *nix
  variants. (thanks to Federico Galassi)

=== 4.1.1 / 2012-02-16

* Update `ask_editor` to work with any *nix editor - emacs, vim, etc. (thanks
  to Federico Galassi)

=== 4.1.0 / 2012-02-12

* Update highline dependency.
* Make optional arguments true when present (issue #2).

=== 4.0.7 / 2012-01-23

* Improved support for JRuby and Windows (and any other platforms that don't \ 
support Kernel.fork).
* Fixed bug #33 - support `--help` after commands.
* Reorganized help output to display synopsis before description (issue #12).