clean up code

[joeced]

Originally reported by: Mark Mikofski (Bitbucket: bwanamarko, GitHub: Unknown)

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there is so much extra junk in the code it is kind of unreadable.

it would be super swell if the code could serve as a tutorial for how to use Pygments lexers to create autodoc extensions for other languages

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• Bitbucket: https://bitbucket.org/bwanamarko/sphinxcontrib-matlabdomain/issue/5

[joeced]

Not relevant anymore.