working on integrating a linter to travis-CI
Added a linter

Pytest uses pep8 to lint and ensure adherence to standards.

Travis can now run the pep8 tests for us. They are only run if there was
a passing build. Check for validity THEN check for proper standards.
Updated code to follow pep8

Removed conf.py that was left over form previous sphinx setup.

Our pep8 ignores some patterns so this isn't strict but our projects
version of pep8
Merge pull request #12 from thebearbear/update-travis-pylint

Added the linter to our continuous integration