Ultimate Cron 7.x-2.0-beta8
Changes since 7.x-2.0-beta7:
* Fix check style.
* Refactored weird max-execution-time logic.
* #2360209 by gielfeldt: Add sanity check to prevent stray class.
* Ensure that consistent menu router and plugin state upon module en/dis.
* Add per rule catch_up time.
* Better table header.