Only one button in account window

sflphone-gtk/src/accountwindow.c

@@ -132,9 +132,7 @@ show_account_window (account_t * a)
   dialog = GTK_DIALOG(gtk_dialog_new_with_buttons ("Account settings",
 	GTK_WINDOW(get_main_window()),
 	GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
-	GTK_STOCK_CANCEL,
-	GTK_RESPONSE_CANCEL,
-	GTK_STOCK_SAVE,
+	GTK_STOCK_OK,
 	GTK_RESPONSE_ACCEPT,
 	NULL));