Change-Id: I4db520e650f72407ebd8100f689af01fcf61cc5d
In addition to the tox.ini, there are some more changes to enable testing: - require flake8 in test-requirements.txt - fix current pep8 errors - add .gitignore including the .tox dir Change-Id: I4cf9d8fc1c9a2eb4929fddb4a18a7db87481017c