Git commits in Moodle 2.2.0 by adrian@moodle.com

commit b489d37d562e84880e841c9ae85d777b95218bf7
Author: adrian@moodle.com <abgreeve@gmail.com>
Date:   Tue, 22 Nov 2011 11:52:36 +0800
Tag:    v2.2.0-rc1

MDL-27334 - forum - Fixed the issue of error session keys being displayed when trying to browse to a site without logging in.

commit e94113a859015a4a80b9397957b8fc4044e2951f
Author: adrian@moodle.com <abgreeve@gmail.com>
Date:   Tue, 15 Nov 2011 10:24:18 +0800
Tag:    v2.2.0-rc1

MDL-20627 user - Fixed viewing permission of email when sending group messages.