imported signalr 1.1.3 into NzbDrone.

src/Microsoft.AspNet.SignalR.Core/IConnectionGroupManager.cs

@@ -0,0 +1,21 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.md in the project root for license information.
+
+using System.Threading.Tasks;
+
+namespace Microsoft.AspNet.SignalR
+{
+    /// <summary>
+    /// Manages groups for a connection and allows sending messages to the group.
+    /// </summary>
+    public interface IConnectionGroupManager : IGroupManager
+    {
+        /// <summary>
+        /// Sends a value to the specified group.
+        /// </summary>
+        /// <param name="groupName">The name of the group.</param>
+        /// <param name="value">The value to send.</param>
+        /// <param name="excludeConnectionIds">The list of connection ids to exclude</param>
+        /// <returns>A task that represents when send is complete.</returns>
+        Task Send(string groupName, object value, params string[] excludeConnectionIds);
+    }
+}