Author: Jean-Michel Vedrine
MDL-27930 Lesson: the count-down timer does not work
http://git.moodle.org/gw?p=moodle.git;a=commit;h=f63d5f34108c8759fce78c4326088ea4db1ed16e
http://github.com/moodle/moodle/commit/f63d5f34108c8759fce78c4326088ea4db1ed16e
+ 2.6 en [timeisup,mod_lesson]