Git commits in Moodle 2.2.2 by Joseph Rezeau

commit 6404d229547e3a5bd5152616216b5bd662f81461
Author: Joseph Rezeau <moodle@rezeau.org>
Date:   Thu, 16 Feb 2012 16:00:31 +0800
Tag:    v2.2.2

MDL-31556 Lesson Module: fixed missing 'lesson closes' event in calendar