address concerns from Aaron
Merge pull request #155 from cordoval/155-command-documentation-is-strange-in-global-install

This PR was merged into gushphp:master branch.

Discussion
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Command documentation is strange in global install

[![Screenshot](http://content.screencast.com/users/aequasi/folders/Jing/media/90c95d08-ac7c-4277-afc4-518a28dea668/00000012.png)](http://screencast.com/t/G0l67lRQ0)


Commits
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17ba57dc1208bf3fdb9adcaa78859f33893b5a4d address concerns from Aaron cordoval