Fix to the scenario where we send an agent to a neighbouring sim (via teleport), then tell our neighbours to close the agents.. thereby disconnecting the user. Added a new CloseChildAgent method in lieu of CloseAgent. This has been a long standing problem - with any luck this will cure it.

OpenSim/Region/Framework/Interfaces/IInterregionComms.cs

@@ -67,6 +67,14 @@ namespace OpenSim.Region.Framework.Interfaces
         /// <returns></returns>
         bool SendReleaseAgent(ulong regionHandle, UUID id, string uri);
 
+        /// <summary>
+        /// Close chid agent.
+        /// </summary>
+        /// <param name="regionHandle"></param>
+        /// <param name="id"></param>
+        /// <returns></returns>
+        bool SendCloseChildAgent(ulong regionHandle, UUID id);
+
         /// <summary>
         /// Close agent.
         /// </summary>