Author: Tim Hunt
MDL-32087 question preview: add a help icon to the technical info.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=18056cd8dd3417a435a68ca4a4848432bf7cbdda
http://github.com/moodle/moodle/commit/18056cd8dd3417a435a68ca4a4848432bf7cbdda
+ 2.3 en [technicalinfo_help,core_question]