AMQNET-562 Update NOTICE file

Update date range to current year.
diff --git a/NOTICE.txt b/NOTICE.txt
index d8ded15..ac4b164 100644
--- a/NOTICE.txt
+++ b/NOTICE.txt
@@ -5,7 +5,7 @@
 =========================================================================

 

 Apache ActiveMQ

-Copyright 2005-2006 The Apache Software Foundation

+Copyright 2005-2017 The Apache Software Foundation

 

 This product includes software developed by

 The Apache Software Foundation (http://www.apache.org/).