add(CleanupJob): query_limit config option (default 100k)
add(CleanupJob): query_limit config option (default 100k)

silverstripe-australia/silverstripe-queuedjobs,andrewandante/silverstripe-queuedjobs,nyeholt/silverstripe-queuedjobs,nyeholt/silverstripe-queuedjobs,silverstripe-australia/silverstripe-queuedjobs,andrewandante/silverstripe-queuedjobs