Fixed typo

server.js

@@ -73,6 +73,7 @@ function GrpcServerStream(call, options) {
    * @param {Error} err The error object
    */
   function setStatus(err) {
+    console.log('Server setting status to', err);
     var code = grpc.status.INTERNAL;
     var details = 'Unknown Error';
 

test/math_client_test.js

@@ -105,7 +105,7 @@ var MathClient = makeConstructor({
     client_stream: true,
     server_stream: true
   }
-}, '/Math');
+}, '/Math/');
 
 /**
  * Channel to use to make requests to a running server.