Fixed RPC auditnote

InABox.Client.RPC/RPCClient.cs

@@ -181,11 +181,12 @@ namespace InABox.Rpc
 
         protected override void DoSave(IEnumerable<TEntity> entities, string auditnote)
         {
-            var items = entities.ToArray();
+            var items = entities.AsArray();
             var parameters = new RpcSaveParameters()
             {
                 Type = typeof(TEntity),
-                Items = items
+                Items = items,
+                AuditNote = auditnote
             };
             var result = _transport.Send<RpcSaveCommand, RpcSaveParameters, RpcSaveResult>(parameters);
             for (int i = 0; i < result.Deltas.Length; i++)