Git commits in Moodle 2.2.5 by Justin Filip

commit 481415635f0187fd7df0dc32f1af37cf4be63226
Author: Justin Filip <jfilip@gmail.com>
Date:   Sat, 03 Dec 2011 03:55:27 +0800
Tag:    v2.2.5

MDL-29598 backup Check whether a grade_letters record exists before trying to insert a new record