Author: Rossiani Wijaya
MDL-30910: Lesson Module: fix lesson progress bar for screen readers AMOS BEGIN CPY [progresscompleted, mod_lesson] AMOS END
http://git.moodle.org/gw?p=moodle.git;a=commit;h=dbac1a517731bd7af0704f977b5f38b1e59715fb
http://github.com/moodle/moodle/commit/dbac1a517731bd7af0704f977b5f38b1e59715fb
+ 2.1 en [progresscompleted,mod_lesson]