Fixing update-testcases and run-tests to play nice together.
Make travis fail if testcases.jsonp is out of date.
Cleaning up pep8 found errors.
Removing disable-testcases.jsonp
Fixing typo in name.
Merge pull request #259 from mithro/fix-update-tests

Fix update tests, pep8 cleanup and making travis fail on out of date testcases.jsonp