Merge branch '5.4' into 6.0

* 5.4:
  [Security] Deprecate remaining anonymous checks
  [Security] Deprecate AnonymousToken, non-UserInterface users, and token credentials
  Fix deprecation messages
  Fix deprecation messages
  Do not use str_start_with
  Add the Path class
  Add Estonian (et) translations
  [SecurityBundle] Simplify LDAP factories

Author: wouterj

CHANGELOG.md

@@ -1,6 +1,12 @@
 CHANGELOG
 =========
 
+5.4.0
+-----
+
+* Add `Path` class
+
+
 5.0.0
 -----
 

Exception/RuntimeException.php

@@ -0,0 +1,19 @@
+<?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\Filesystem\Exception;
+
+/**
+ * @author Théo Fidry <theo.fidry@gmail.com>
+ */
+class RuntimeException extends \RuntimeException implements ExceptionInterface
+{
+}