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diff --git a/vendor/symfony/event-dispatcher/Event.php b/vendor/symfony/event-dispatcher/Event.php
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+++ b/vendor/symfony/event-dispatcher/Event.php
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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\EventDispatcher;
+
+/**
+ * Event is the base class for classes containing event data.
+ *
+ * This class contains no event data. It is used by events that do not pass
+ * state information to an event handler when an event is raised.
+ *
+ * You can call the method stopPropagation() to abort the execution of
+ * further listeners in your event listener.
+ *
+ * @author Guilherme Blanco <guilhermeblanco@hotmail.com>
+ * @author Jonathan Wage <jonwage@gmail.com>
+ * @author Roman Borschel <roman@code-factory.org>
+ * @author Bernhard Schussek <bschussek@gmail.com>
+ */
+class Event
+{
+    /**
+     * @var bool Whether no further event listeners should be triggered
+     */
+    private $propagationStopped = false;
+
+    /**
+     * @var EventDispatcherInterface Dispatcher that dispatched this event
+     */
+    private $dispatcher;
+
+    /**
+     * @var string This event's name
+     */
+    private $name;
+
+    /**
+     * Returns whether further event listeners should be triggered.
+     *
+     * @see Event::stopPropagation()
+     *
+     * @return bool Whether propagation was already stopped for this event
+     */
+    public function isPropagationStopped()
+    {
+        return $this->propagationStopped;
+    }
+
+    /**
+     * Stops the propagation of the event to further event listeners.
+     *
+     * If multiple event listeners are connected to the same event, no
+     * further event listener will be triggered once any trigger calls
+     * stopPropagation().
+     */
+    public function stopPropagation()
+    {
+        $this->propagationStopped = true;
+    }
+
+    /**
+     * Stores the EventDispatcher that dispatches this Event.
+     *
+     * @param EventDispatcherInterface $dispatcher
+     *
+     * @deprecated since version 2.4, to be removed in 3.0. The event dispatcher is passed to the listener call.
+     */
+    public function setDispatcher(EventDispatcherInterface $dispatcher)
+    {
+        $this->dispatcher = $dispatcher;
+    }
+
+    /**
+     * Returns the EventDispatcher that dispatches this Event.
+     *
+     * @return EventDispatcherInterface
+     *
+     * @deprecated since version 2.4, to be removed in 3.0. The event dispatcher is passed to the listener call.
+     */
+    public function getDispatcher()
+    {
+        @trigger_error('The '.__METHOD__.' method is deprecated since Symfony 2.4 and will be removed in 3.0. The event dispatcher instance can be received in the listener call instead.', E_USER_DEPRECATED);
+
+        return $this->dispatcher;
+    }
+
+    /**
+     * Gets the event's name.
+     *
+     * @return string
+     *
+     * @deprecated since version 2.4, to be removed in 3.0. The event name is passed to the listener call.
+     */
+    public function getName()
+    {
+        @trigger_error('The '.__METHOD__.' method is deprecated since Symfony 2.4 and will be removed in 3.0. The event name can be received in the listener call instead.', E_USER_DEPRECATED);
+
+        return $this->name;
+    }
+
+    /**
+     * Sets the event's name property.
+     *
+     * @param string $name The event name
+     *
+     * @deprecated since version 2.4, to be removed in 3.0. The event name is passed to the listener call.
+     */
+    public function setName($name)
+    {
+        $this->name = $name;
+    }
+}