Author: Charlotte Peachey
MDL-71181 Quiz: Pass grade not displayed on front page
http://git.moodle.org/gw?p=moodle.git;a=commit;h=32eec4b0f59fb6fcb3dfbd1e0cf6ade3c02291af
http://github.com/moodle/moodle/commit/32eec4b0f59fb6fcb3dfbd1e0cf6ade3c02291af
+ 3.11 en [gradetopassoutof,mod_quiz]