Scheduler Service Events

These events occur around the management of multiple schedulers in the system.

Event Name	Data	Description
onSchedulerServiceStartup		When the scheduler service starts up.
onSchedulerServiceShutdown		When the scheduler service shuts down.
onAllSchedulersStarted		After all schedulers have started.
onSchedulerRemoval		When a scheduler is removed.
onSchedulerRegistration		When a scheduler is registered.