Use new style route configuration format so we can use older style netmasks
Use new style route configuration format so we can use older style netmasks

prometheanfire/openstack-guest-agents-unix,rackerlabs/openstack-guest-agents-unix,coreos/openstack-guest-agents-unix,prometheanfire/openstack-guest-agents-unix,joejulian/openstack-guest-agents-unix,coreos/openstack-guest-agents-unix,coreos/openstack-guest-agents-unix,coreos/openstack-guest-agents-unix,prometheanfire/openstack-guest-agents-unix,joejulian/openstack-guest-agents-unix,rackerlabs/openstack-guest-agents-unix,joejulian/openstack-guest-agents-unix,rackerlabs/openstack-guest-agents-unix