Upmerge the copyright year change, from 5.1 to 5.5.

README

@@ -5,7 +5,7 @@ For the avoidance of doubt, this particular copy of the software
 is released under the version 2 of the GNU General Public License. 
 MySQL is brought to you by Oracle.
 
-Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
+Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
 
 License information can be found in the COPYING file.