Added Test Code, doc string, and fixed pip-requiresw
Added Test Code, doc string, and fixed pip-requiresw

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