Updated README.rst
Updated README.rst

stackforge/networking-plumgrid,msagheer/networking-plumgrid,fawadkhaliq/networking-plumgrid,openstack/networking-plumgrid,msagheer/networking-plumgrid,stackforge/networking-plumgrid,fawadkhaliq/networking-plumgrid,openstack/networking-plumgrid