Author: Stephen Bourget
MDL-49065 Lesson: Fix attempt info displayed by course overview block
http://git.moodle.org/gw?p=moodle.git;a=commit;h=673e0d5a14fa1c4926f24502cdc2311be67adedf
http://github.com/moodle/moodle/commit/673e0d5a14fa1c4926f24502cdc2311be67adedf
+ 2.9 en [additionalattemptsremaining,mod_lesson]
+ 2.9 en [lessonname,mod_lesson]
+ 2.9 en [notyetcompleted,mod_lesson]