N°2435.1 Portal: Split portal composer.json in 2

- Autoloader for portal files in the itop-portal-base module
- Dependencies moved to root composer.json
- Add autoloader for /core and /application content

lib/symfony/cache/Adapter/FilesystemAdapter.php

@@ -0,0 +1,31 @@
+<?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\Cache\Adapter;
+
+use Symfony\Component\Cache\PruneableInterface;
+use Symfony\Component\Cache\Traits\FilesystemTrait;
+
+class FilesystemAdapter extends AbstractAdapter implements PruneableInterface
+{
+    use FilesystemTrait;
+
+    /**
+     * @param string      $namespace
+     * @param int         $defaultLifetime
+     * @param string|null $directory
+     */
+    public function __construct($namespace = '', $defaultLifetime = 0, $directory = null)
+    {
+        parent::__construct('', $defaultLifetime);
+        $this->init($namespace, $directory);
+    }
+}