Git commits in Moodle 2.7.4 by Joseph Rezeau

commit 9ed52624081bd5df9e2fe0f7414df80e204de511
Author: Joseph Rezeau <moodle@rezeau.org>
Date:   Sat, 06 Dec 2014 00:36:41 +0800
Tag:    v2.7.4

MDL-36673 mod_lesson: slideshow mode not working