Merge branch '2.0.x' into 1.0.x

Author: allflame

src/Bridge/AppStartSpanListener.php

@@ -30,7 +30,7 @@ public function getStartTime(Request $request)
     public static function getSubscribedEvents()
     {
         return [
-            KernelEvents::REQUEST => ['onRequest'],
+            KernelEvents::REQUEST => ['onRequest', -1],
         ];
     }
 

src/Bridge/RequestSpanListener.php

@@ -30,8 +30,8 @@ public function __construct(\SplStack $stack, TracerInterface $tracer)
     public static function getSubscribedEvents()
     {
         return [
-            KernelEvents::REQUEST => ['onRequest', -1],
-            KernelEvents::RESPONSE => ['onResponse', -1],
+            KernelEvents::REQUEST => ['onRequest'],
+            KernelEvents::RESPONSE => ['onResponse'],
         ];
     }