Cleans up some minor issues in cpplint
- Corrected typo in install instructions
- Sets the default binary to cpplint.py
- Running the unit tests.
You may need to check your test environment is set up with the latest
cpplint.py available, since the default binary is being changed.
Reviewers: epriestley, Blessed Reviewers
Reviewed By: epriestley, Blessed Reviewers
Maniphest Tasks: T10157
Differential Revision: https://secure.phabricator.com/D15030