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use crateMessage;
///
/// Actor events provide the ability to monitor the creation of actors, what types of messages
/// they receive and monitor actors that are stopped.
///
/// This provides the ability to create pluggable actor monitoring without the need to manually
/// implement tracing inside each actor, it can be enabled at system level.
///
/// Applications such as dashboards can be created that can receive events as they happen, rather
/// than having to poll.
///
use crate;