Git commits in Moodle 2.2.7 by Jean-Philippe Gaudreau

commit d14e5a71c0cb791381dd96066266dc81f113b945
Author: Jean-Philippe Gaudreau <jp.gaudreau@umontreal.ca>
Date:   Fri, 04 Jan 2013 22:51:55 +0800
Tag:    v2.2.7

MDL-37161 Backup: Database error caused by grade book settings when importing or restoring a course