- Editors now open and close correctly without having all of the editors visible at once.

- Realm Exporer, Zone Builder and Room Designer no longer attempt to shut down the toolkit when the Close button is clicked. Previous editor is restored.

Mud Designer/Editors/RoomDesigner.cs

@@ -156,7 +156,7 @@ namespace MudDesigner.Editors
         /// <param name="e"></param>
         private void btnCloseEditor_Click(object sender, EventArgs e)
         {
-            Application.Exit();
+            this.Close();
         }
 
         /// <summary>