Adding note about unsupported services in gophercloud
Adding note about unsupported services in gophercloud

DonNateR/rack,brint/rack,jarosser06/rack,nelsnelson/rack,nelsnelson/rack,annegentle/rack,dolph/rack,dolph/rack,rackspace/rack,pratikmallya/rack,brint/rack,ryanvz/rack,jrperritt/rack,rackspace/rack,ryanvz/rack,annegentle/rack,pratikmallya/rack,DonNateR/rack,jrperritt/rack,jarosser06/rack