Author: Tim Hunt
MDL-47797 question preview: show more technical info
It is helpful for developers creating question types (at least) to be
able to see this.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=40459677a0bdf0186113a2421400fba52aab9206
http://github.com/moodle/moodle/commit/40459677a0bdf0186113a2421400fba52aab9206
+ 2.8 en [technicalinforesponsesummary,core_question]
+ 2.8 en [technicalinfovariant,core_question]