imported signalr 1.1.3 into NzbDrone.

src/Microsoft.AspNet.SignalR.Core/Hosting/HostConstants.cs

@@ -0,0 +1,26 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.md in the project root for license information.
+
+namespace Microsoft.AspNet.SignalR.Hosting
+{
+    public static class HostConstants
+    {
+        /// <summary>
+        /// The host should set this if they need to enable debug mode
+        /// </summary>
+        public static readonly string DebugMode = "debugMode";
+
+        /// <summary>
+        /// The host should set this is web sockets can be supported
+        /// </summary>
+        public static readonly string SupportsWebSockets = "supportsWebSockets";
+
+        /// <summary>
+        /// The host should set this if the web socket url is different
+        /// </summary>
+        public static readonly string WebSocketServerUrl = "webSocketServerUrl";
+
+        public static readonly string ShutdownToken = "shutdownToken";
+
+        public static readonly string InstanceName = "instanceName";
+    }
+}