Author: Syed Nayab Bukhari
MDL-59487 task: Add run again button.
Co-authored-by: Brendan Heywood <brendan@catalyst-au.net>
http://git.moodle.org/gw?p=moodle.git;a=commit;h=55d0cd969cbcc13df156185359d4e57daa985f58
http://github.com/moodle/moodle/commit/55d0cd969cbcc13df156185359d4e57daa985f58
+ 3.9 en [runagain,tool_task]