Author: Marie-Eve Lévesque
MDL-71785 core_quiz: Empty quiz section name behaves like new page
http://git.moodle.org/gw?p=moodle.git;a=commit;h=689c9961e57b345f5c31411d5ebb17aada0c026d
http://github.com/moodle/moodle/commit/689c9961e57b345f5c31411d5ebb17aada0c026d
+ 4.0 en [sectionnoname,mod_quiz]