We already have a record of killed prims. It just wasn't used by the new

JHurlicane code anymore. Use it to prevent sending updates after kills.

OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs

@@ -3514,6 +3514,15 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                 EntityUpdate update;
                 while (updatesThisCall < maxUpdates && m_entityUpdates.TryDequeue(out update))
                 {
+                    // If we have sent a kill packet for this object
+                    // drop any updates on the floor
+                    if (update.Entity is SceneObjectPart)
+                    {
+                        SceneObjectPart part = (SceneObjectPart)update.Entity;
+                        if (m_killRecord.Contains(part.ParentGroup.RootPart.LocalId))
+                            continue;
+                    }
+
                     ++updatesThisCall;
 
                     #region UpdateFlags to packet type conversion

OpenSim/Region/Framework/Scenes/SceneObjectPart.cs

@@ -3043,6 +3043,15 @@ namespace OpenSim.Region.Framework.Scenes
             UUID ownerID = _ownerID;
             UUID objectID = UUID;
             UUID parentID = GetRootPartUUID();
+
+            if (ParentGroup.IsAttachment && ParentGroup.RootPart.Shape.State > 30)
+            {
+                // Use the avatar as the parent for HUDs, since the prims
+                // are not sent to other avatars
+                objectID = _ownerID;
+                parentID = _ownerID;
+            }
+
             UUID soundID = UUID.Zero;
             Vector3 position = AbsolutePosition; // region local
             ulong regionHandle = m_parentGroup.Scene.RegionInfo.RegionHandle;