[kupfer] session_xfce: Fix broken logout command

[Ulrik Sverdrup <usverdrup src gnome org>]

commit 7edb167f2748c30aa454ea00e98f4e506a1d8248
Author: Ulrik Sverdrup <ulrik sverdrup gmail com>
Date:   Thu Apr 7 05:48:03 2011 +0200

    session_xfce: Fix broken logout command

 kupfer/plugin/session_xfce.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/kupfer/plugin/session_xfce.py b/kupfer/plugin/session_xfce.py
index 0fdee55..3b109ec 100644
--- a/kupfer/plugin/session_xfce.py
+++ b/kupfer/plugin/session_xfce.py
@@ -10,7 +10,7 @@ from kupfer.plugin import session_support as support
 
 
 # sequences of argument lists
-LOGOUT_CMD = (["xfce4-session-logout', '--logout"],)
+LOGOUT_CMD = (["xfce4-session-logout", "--logout"],)
 SHUTDOWN_CMD = (["xfce4-session-logout"],)
 LOCKSCREEN_CMD = (["xdg-screensaver", "lock"], )