imported signalr 1.1.3 into NzbDrone.

src/Microsoft.AspNet.SignalR.Core/Transports/ITransportConnection.cs

@@ -0,0 +1,15 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.md in the project root for license information.
+
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Microsoft.AspNet.SignalR.Transports
+{
+    public interface ITransportConnection
+    {
+        IDisposable Receive(string messageId, Func<PersistentResponse, object, Task<bool>> callback, int maxMessages, object state);
+
+        Task Send(ConnectionMessage message);
+    }
+}