Package com.google.common.util.concurrent

Changed Classes
AbstractListeningExecutorService	Abstract ListeningExecutorService implementation that creates ListenableFuture instances for each Runnable and Callable submitted to it.
AbstractScheduledService. CustomScheduler	A Scheduler that provides a convenient way for the AbstractScheduledService to use a dynamically changing schedule.
Service.Listener	A listener for the various state changes that a Service goes through in its lifecycle.
ServiceManager.Listener	A listener for the aggregate state changes of the services that are under management.