CHANGELOG
=========
5.2.0
-----
* [BC BREAK] The `TransportInterface::send()` and `AbstractTransport::doSend()` methods changed to return a `?SentMessage` instance instead of `void`.
5.1.0
* Added the Mattermost notifier bridge
* [BC BREAK] The `ChatMessage::fromNotification()` method's `$recipient` and `$transport`
arguments were removed.
* [BC BREAK] The `EmailMessage::fromNotification()` and `SmsMessage::fromNotification()`
methods' `$transport` argument was removed.
5.0.0
* Introduced the component as experimental
