gtk3x: Get rid of gtk_paned_pack?()
gtk-3.98.4 drops gtk_paned_pack1() and gtk_paned_pack2(). Use gtk_paned_set_start_child() and gtk_paned_set_end_child() in gtk3x-client instead.
gtk-3.98.4 drops gtk_paned_pack1() and gtk_paned_pack2(). Use gtk_paned_set_start_child() and gtk_paned_set_end_child() in gtk3x-client instead.