imported signalr 1.1.3 into NzbDrone.

src/Microsoft.AspNet.SignalR.Core/Infrastructure/PersistentConnectionContext.cs

@@ -0,0 +1,17 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.md in the project root for license information.
+
+namespace Microsoft.AspNet.SignalR.Infrastructure
+{
+    internal class PersistentConnectionContext : IPersistentConnectionContext
+    {
+        public PersistentConnectionContext(IConnection connection, IConnectionGroupManager groupManager)
+        {
+            Connection = connection;
+            Groups = groupManager;
+        }
+
+        public IConnection Connection { get; private set; }
+
+        public IConnectionGroupManager Groups { get; private set; }
+    }
+}