Use Events library interfaces

Author: na2axl

src/Core/Streams/Events/StreamEvent.php

@@ -31,6 +31,8 @@
 
 namespace ElementaryFramework\Core\Streams\Events;
 
+use ElementaryFramework\Core\Events\IEvent;
+
 /**
  * Stream Event
  *

src/Core/Streams/IStream.php

@@ -31,6 +31,9 @@
 
 namespace ElementaryFramework\Core\Streams;
 
+use ElementaryFramework\Core\Events\IEventEmitter;
+use ElementaryFramework\Core\Events\IEventReceiver;
+
 /**
  * Stream Interface
  *