"http://ns.taverna.org.uk/2010/xml/server/"
SERVER + "rest/"
SERVER + "admin/"
"http://ns.taverna.org.uk/2010/port/"
{ "nss" => Namespaces::SERVER, "nsr" => Namespaces::REST, "nsa" => Namespaces::ADMIN, "port" => Namespaces::PORT }