Author: Paul Holden
MDL-72467 tool_task: improve cron status check details.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=d12eb4943b2dda31833590879a7d2a311de81f49
http://github.com/moodle/moodle/commit/d12eb4943b2dda31833590879a7d2a311de81f49
+ 4.0 en [lastcronstart,tool_task]