[Dir] Attribute

[Dir] Debug

[Dir] DependencyInjection

[File] CHANGELOG.md

[File] composer.json

[File] EventDispatcher.php

[File] EventDispatcherInterface.php

[File] EventSubscriberInterface.php

[File] GenericEvent.php

[File] ImmutableEventDispatcher.php

[File] LegacyEventDispatcherProxy.php

[File] LICENSE

[File] README.md