Git commits in Moodle 2.8.7 by Jean-Michel Vedrine

commit 06e7de3d9648cb66e98b3917b71609a8e62f147c
Author: Jean-Michel Vedrine <vedrine@vedrine.org>
Date:   Sun, 08 Feb 2015 23:04:55 +0800
Tag:    v2.8.7

MDL-34102 mod_lesson: display feedback