Travis test lint flake8
origin: https://github.com/OCA/maintainer-quality-tools/blob/master/travis/cfg/travis_run_flake8.cfg
there's another cfg for __init__.py
but I don't know how to use it
origin: https://github.com/OCA/maintainer-quality-tools/blob/master/travis/cfg/travis_run_flake8.cfg
there's another cfg for __init__.py
but I don't know how to use it