Author: sam marshall
MDL-61063 Scheduled tasks: Add link to clear fail delay
http://git.moodle.org/gw?p=moodle.git;a=commit;h=470d59d31f5d277de799875308b20922890dfb7a
http://github.com/moodle/moodle/commit/470d59d31f5d277de799875308b20922890dfb7a
+ 3.5 en [clearfaildelay_confirm,tool_task]