Laravel 5.6 updates

Travis config update

Removed HHVM script as Laravel no longer support HHVM after releasing 5.3

vendor/symfony/routing/Tests/Fixtures/AnnotationFixtures/MethodActionControllers.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace Symfony\Component\Routing\Tests\Fixtures\AnnotationFixtures;
+
+use Symfony\Component\Routing\Annotation\Route;
+
+/**
+ * @Route("/the/path")
+ */
+class MethodActionControllers
+{
+    /**
+     * @Route(name="post", methods={"POST"})
+     */
+    public function post()
+    {
+    }
+
+    /**
+     * @Route(name="put", methods={"PUT"})
+     */
+    public function put()
+    {
+    }
+}