Update copyright year to 2015. Refs #588

setup.py

@@ -1,6 +1,6 @@
 ##############################################################################
 #
-# Copyright (c) 2006-2013 Agendaless Consulting and Contributors.
+# Copyright (c) 2006-2015 Agendaless Consulting and Contributors.
 # All Rights Reserved.
 #
 # This software is subject to the provisions of the BSD-like license at