Add pep8 and pyflakes support to travis.yml
Add pep8 and pyflakes support to travis.yml

DHC-830

Change-Id: Iab0a876e29d29e84f42fa437a2007517614bf400

dreamhost/akanda-appliance,openstack/akanda-appliance,openstack/akanda-appliance,stackforge/akanda-appliance,stackforge/akanda-appliance,dreamhost/akanda-appliance