Add tox -e cover command
Add tox -e cover command

Mirantis/solar,zen/solar,Mirantis/solar,openstack/solar,loles/solar,loles/solar,Mirantis/solar,zen/solar,zen/solar,openstack/solar,loles/solar,openstack/solar,pigmej/solar,Mirantis/solar,zen/solar,pigmej/solar,loles/solar,pigmej/solar