Command line#1

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nhuntwalker wants to merge 3 commits intolmwalkowicz:masterfrom

nhuntwalker:command-line

Commits on Aug 9, 2016

turned camelcase variable names into underscore-delimited variable names. Also added a few doc strings
nhuntwalker
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spaced out a couple arithmetic operators
nhuntwalker
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Fleshed out the README and some other minor things.
nhuntwalker
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