Git commits in Moodle 2.6.3 by Tony Levi

commit 08ab12bd48e23f8f26648b9745cc949c2da015cb
Author: Tony Levi <tony.levi@netspot.com.au>
Date:   Wed, 02 Apr 2014 11:30:19 +0800
Tag:    v2.6.3

MDL-44908: Fix upgrade_grade_item_fix_sortorder performance