Combinaciones de teclas en xfce4-terminal

Cómo cambiar las combinaciones de teclas en xfce4-terminal:

Editar el fichero $HOME/.config/xfce4/terminal/accels.scm

Ejemplo:

 ; xfce4-terminal GtkAccelMap rc-file         -*- scheme -*-
; this file is an automated accelerator map dump
;
; (gtk_accel_path "/terminal-window/goto-tab-4" "")
; (gtk_accel_path "/terminal-window/goto-tab-3" "")
; (gtk_accel_path "/terminal-window/goto-tab-2" "")
; (gtk_accel_path "/terminal-window/file-menu" "")
(gtk_accel_path "/terminal-window/search" "")
(gtk_accel_path "/terminal-window/next-tab" "2")
; (gtk_accel_path "/terminal-window/goto-tab-1" "")
; (gtk_accel_path "/terminal-window/show-menubar" "")
; (gtk_accel_path "/terminal-window/terminal-menu" "")
; (gtk_accel_path "/terminal-window/close-window" "q")
; (gtk_accel_path "/terminal-window/goto-tab-21" "")
; (gtk_accel_path "/terminal-window/input-methods" "")
; (gtk_accel_path "/terminal-window/goto-tab-20" "")
; (gtk_accel_path "/terminal-window/close-tab" "w")
(gtk_accel_path "/terminal-window/new-tab" "t")
; (gtk_accel_path "/terminal-window/view-menu" "")
; (gtk_accel_path "/terminal-window/show-toolbar" "")
(gtk_accel_path "/terminal-window/paste" "y")
(gtk_accel_path "/terminal-window/copy" "w")
; (gtk_accel_path "/terminal-window/edit-menu" "")

Visto en:  http://forum.xfce.org/viewtopic.php?id=7720