Add a pane between upper filelist and whatevers going on below, and make sure overlay transition actually occurs.

experimental/ecdb/trunk/data/themes/default/images/images.edc

@@ -2,4 +2,5 @@ images {
 	image: "background.png" COMP;
 	image: "focus.png" COMP;
 	image: "text_overlay.png" COMP;
+	image: "paned_v_handle.png" COMP;
 }