Make copying of scripts into prim inventories more reliable on the first attempt when the asset server is lagging by formalising the de facto polling.

This may not be the best solution in the long run, but should improve things for now.
This may also improve reliability when updating inventory item metadata (e.g. renaming an item) and in retrieving textures
for the main map view.

OpenSim/Framework/IClientAPI.cs

@@ -473,8 +473,6 @@ namespace OpenSim.Framework
         event RegionInfoRequest OnRegionInfoRequest;
         event EstateCovenantRequest OnEstateCovenantRequest;
         
-
-
         LLVector3 StartPos { get; set; }
 
         LLUUID AgentId { get; }
@@ -486,6 +484,13 @@ namespace OpenSim.Framework
         string FirstName { get; }
 
         string LastName { get; }
+        
+        /// <summary>
+        /// Returns the full name of the agent/avatar represented by this client
+        /// </summary>
+        /// <param name="newPack"></param>
+        /// <param name="packType"></param>
+        string Name { get; }
 
         uint CircuitCode { get; }