Fixed pep8 issues in setup.py - thanks redbo.
Fixed pep8 issues in setup.py - thanks redbo.

rajarammallya/melange,rackerlabs/melange,rajarammallya/melange,openstack-attic/melange,rajarammallya/melange,rackerlabs/melange,rackerlabs/melange,openstack-attic/melange,openstack-attic/melange