Author: Tim Hunt
MDL-27979 Should be an edit link for each question when previewing or reviewing a quiz.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=da72991636f362b594486f68273a2bf054fcef7b
http://github.com/moodle/moodle/commit/da72991636f362b594486f68273a2bf054fcef7b
+ 2.1 en [editquestion,core_question]