• PR #230 removes transitive dependencies added via shaded dependency cronutils.
• PR #231 makes the Scheduler shutdown faster without unnecessary delays by using a ScheduledExecutorService for housekeeping tasks.
• PR #234 removes requirement for Spring Actuator when using the Spring Boot autostarter. Contributed by evenh
• PR #238 fixes a bug where shutdownMaxWait was not set for Spring Boot autostarter.