Author: Andrew Nicols
MDL-66570 admin: Add setting to hide captured cron log output
http://git.moodle.org/gw?p=moodle.git;a=commit;h=e044c3debe0ed1fe3ae25117ca6120dc67416628
http://github.com/moodle/moodle/commit/e044c3debe0ed1fe3ae25117ca6120dc67416628
+ 3.8 en [task_logtostdout,core_admin]
+ 3.8 en [task_logtostdout_desc,core_admin]