add 'rejected' field to metadata when getMetadata requests are blocked

lib/commands/metadata.js

@@ -46,6 +46,7 @@ Data.getMetadata = function (Env, channel, cb, Server, netfluxId) {
             return void cb(void 0, {
                 restricted: metadata.restricted,
                 allowed: allowed,
+                rejected: true,
             });
         }
         cb(void 0, metadata);