Small tweaks

- Fixed errros in JS
- Style change in HubEndpoint

samples/SocketsSample/EndPoints/HubEndpoint.cs

@@ -30,7 +30,9 @@ namespace SocketsSample
 
         protected override void Initialize(object endpoint)
         {
-            ((Hub)endpoint).Clients = this;
+            var hub = (Hub)endpoint;
+            hub.Clients = this;
+
             base.Initialize(endpoint);
         }
 

samples/SocketsSample/wwwroot/hubs.html

@@ -37,7 +37,7 @@
                 }
 
                 // Response
-                if (typeof response.id === "number") {
+                if (response.Id) {
                     var cb = calls[response.Id];
 
                     delete calls[response.Id];