Adjust event docs to use fake docblocks

Author: igorw

Buffer.php

@@ -6,7 +6,7 @@
 use React\EventLoop\LoopInterface;
 use React\Stream\WritableStreamInterface;
 
-// Events: full-drain
+/** @event full-drain */
 class Buffer extends EventEmitter implements WritableStreamInterface
 {
     public $stream;

ReadableStreamInterface.php

@@ -4,7 +4,12 @@
 
 use Evenement\EventEmitterInterface;
 
-// Events: data, end, error, close
+/**
+ * @event data
+ * @event end
+ * @event error
+ * @event close
+ */
 interface ReadableStreamInterface extends StreamInterface
 {
     public function isReadable();

WritableStreamInterface.php

@@ -4,7 +4,12 @@
 
 use Evenement\EventEmitterInterface;
 
-// Events: drain, error, close, pipe
+/**
+ * @event drain
+ * @event error
+ * @event close
+ * @event pipe
+ */
 interface WritableStreamInterface extends StreamInterface
 {
     public function isWritable();