Remove unused ivar from Transmitter

src/Routing/Router.php

@@ -204,7 +204,7 @@ class Router implements RouterInterface
         return null;
     }
 
-    function startsWith($haystack, $needle)
+    private function startsWith($haystack, $needle)
     {
         $length = strlen($needle);
         return (substr($haystack, 0, $length) === $needle);

src/Transmission/Transmitter.php

@@ -5,23 +5,11 @@ namespace WellRESTed\Transmission;
 use Psr\Http\Message\ResponseInterface;
 use Psr\Http\Message\ServerRequestInterface;
 use Psr\Http\Message\StreamInterface;
-use WellRESTed\Dispatching\Dispatcher;
-use WellRESTed\Dispatching\DispatcherInterface;
 
 class Transmitter implements TransmitterInterface
 {
     /** @var int */
     private $chunkSize = 0;
-    /** @var DispatcherInterface  */
-    private $dispatcher;
-
-    public function __construct(DispatcherInterface $dispatcher = null)
-    {
-        if ($dispatcher === null) {
-            $dispatcher = new Dispatcher();
-        }
-        $this->dispatcher = $dispatcher;
-    }
 
     /**
      * Outputs a response to the client.