doc: update licensing text one more time

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5916046

LICENSE

-Copyright (c) 2009 The Go Authors. All rights reserved.
+Copyright (c) 2012 The Go Authors. All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are

lib/godoc/godoc.html

@@ -53,9 +53,11 @@
 <div id="footer">
 Build version {{html .Version}}.<br>
 Except as <a href="http://code.google.com/policies.html#restrictions">noted</a>,
-the content of this page is licensed under the Creative Commons Attribution 3.0 License,<br>
-and code samples are licensed under a <a href="/LICENSE">BSD-style license</a>.<br>
-<a href="/doc/tos.html">Terms of Service</a>
+the content of this page is licensed under the
+Creative Commons Attribution 3.0 License,
+and code is licensed under a <a href="/LICENSE">BSD license</a>.<br>
+<a href="/doc/tos.html">Terms of Service</a> | 
+<a href="http://www.google.com/intl/en/privacy/privacy-policy.html">Privacy Policy</a>
 </div>
 
 </body>