Log Message:
Update ruby-commander to 4.4.0.

=== 4.4.0 / 2016-02-19

* Add modular style template initialization. (@lebogan)
* Allow option names that start with a global option name.
* Fix handling of negatable global flags. (@mfurtak)

=== 4.3.8 / 2016-02-09

* Fix regression for deprecation warnings.

=== 4.3.7 / 2016-01-26

* Fix regression in help formatter introduced in 4.3.6.

=== 4.3.6 / 2016-01-26 [YANKED]

* Fix deprecation warnings on Ruby 2.3.0.
* Indent option descriptions the same way as program and command descriptions. \ 
(@badeball)