Update copyright year to 2012

COPYRIGHT.txt

@@ -1,4 +1,4 @@
-Supervisor is Copyright (c) 2006-2011 Agendaless Consulting and Contributors.
+Supervisor is Copyright (c) 2006-2012 Agendaless Consulting and Contributors.
 (http://www.agendaless.com), All Rights Reserved
 
   This software is subject to the provisions of the license at

setup.py

@@ -1,6 +1,6 @@
 ##############################################################################
 #
-# Copyright (c) 2006-2011 Agendaless Consulting and Contributors.
+# Copyright (c) 2006-2012 Agendaless Consulting and Contributors.
 # All Rights Reserved.
 #
 # This software is subject to the provisions of the BSD-like license at