Update various Red Hat copyrights

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Acked-by: Chase Douglas <chase.douglas@canonical.com>

COPYING

@@ -19,7 +19,7 @@ Copyright (c) 2006-2007 Christian Thaeter
 Copyright (c) 2006 Stefan Bethge
 Copyright (c) 2007 Joseph P. Skudlarek
 Copyright (c) 2007 Florian Loitsch
-Copyright (c) 2008-2009 Red Hat, Inc.
+Copyright (c) 2008-2012 Red Hat, Inc.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

src/eventcomm.c

 /*
  * Copyright © 2004-2007 Peter Osterlund
+ * Copyright © 2008-2012 Red Hat, Inc.
  *
  * Permission to use, copy, modify, distribute, and sell this software
  * and its documentation for any purpose is hereby granted without

src/properties.c

 /*
- * Copyright © 2008 Red Hat, Inc.
+ * Copyright © 2008-2012 Red Hat, Inc.
  *
  * Permission to use, copy, modify, distribute, and sell this software
  * and its documentation for any purpose is hereby granted without

src/synaptics.c

@@ -13,7 +13,7 @@
  * Copyright  2006 Christian Thaeter
  * Copyright  2007 Joseph P. Skudlarek
  * Copyright  2008 Fedor P. Goncharov
- * Copyright  2008-2009 Red Hat, Inc.
+ * Copyright  2008-2012 Red Hat, Inc.
  * Copyright  2011 The Chromium OS Authors
  *
  * Permission to use, copy, modify, distribute, and sell this software