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diff --git a/vendor/symfony/finder/Shell/Command.php b/vendor/symfony/finder/Shell/Command.php
deleted file mode 100644
index b66ea339d..000000000
--- a/vendor/symfony/finder/Shell/Command.php
+++ /dev/null
@@ -1,278 +0,0 @@
-<?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\Finder\Shell;
-
-@trigger_error('The '.__NAMESPACE__.'\Command class is deprecated since Symfony 2.8 and will be removed in 3.0.', E_USER_DEPRECATED);
-
-/**
- * @author Jean-François Simon <contact@jfsimon.fr>
- *
- * @deprecated since 2.8, to be removed in 3.0.
- */
-class Command
-{
-    private $parent;
-    private $bits = array();
-    private $labels = array();
-
-    /**
-     * @var \Closure|null
-     */
-    private $errorHandler;
-
-    public function __construct(Command $parent = null)
-    {
-        $this->parent = $parent;
-    }
-
-    /**
-     * Returns command as string.
-     *
-     * @return string
-     */
-    public function __toString()
-    {
-        return $this->join();
-    }
-
-    /**
-     * Creates a new Command instance.
-     *
-     * @return self
-     */
-    public static function create(Command $parent = null)
-    {
-        return new self($parent);
-    }
-
-    /**
-     * Escapes special chars from input.
-     *
-     * @param string $input A string to escape
-     *
-     * @return string The escaped string
-     */
-    public static function escape($input)
-    {
-        return escapeshellcmd($input);
-    }
-
-    /**
-     * Quotes input.
-     *
-     * @param string $input An argument string
-     *
-     * @return string The quoted string
-     */
-    public static function quote($input)
-    {
-        return escapeshellarg($input);
-    }
-
-    /**
-     * Appends a string or a Command instance.
-     *
-     * @param string|Command $bit
-     *
-     * @return $this
-     */
-    public function add($bit)
-    {
-        $this->bits[] = $bit;
-
-        return $this;
-    }
-
-    /**
-     * Prepends a string or a command instance.
-     *
-     * @param string|Command $bit
-     *
-     * @return $this
-     */
-    public function top($bit)
-    {
-        array_unshift($this->bits, $bit);
-
-        foreach ($this->labels as $label => $index) {
-            $this->labels[$label] += 1;
-        }
-
-        return $this;
-    }
-
-    /**
-     * Appends an argument, will be quoted.
-     *
-     * @param string $arg
-     *
-     * @return $this
-     */
-    public function arg($arg)
-    {
-        $this->bits[] = self::quote($arg);
-
-        return $this;
-    }
-
-    /**
-     * Appends escaped special command chars.
-     *
-     * @param string $esc
-     *
-     * @return $this
-     */
-    public function cmd($esc)
-    {
-        $this->bits[] = self::escape($esc);
-
-        return $this;
-    }
-
-    /**
-     * Inserts a labeled command to feed later.
-     *
-     * @param string $label The unique label
-     *
-     * @return self|string
-     *
-     * @throws \RuntimeException If label already exists
-     */
-    public function ins($label)
-    {
-        if (isset($this->labels[$label])) {
-            throw new \RuntimeException(sprintf('Label "%s" already exists.', $label));
-        }
-
-        $this->bits[] = self::create($this);
-        $this->labels[$label] = count($this->bits) - 1;
-
-        return $this->bits[$this->labels[$label]];
-    }
-
-    /**
-     * Retrieves a previously labeled command.
-     *
-     * @param string $label
-     *
-     * @return self|string
-     *
-     * @throws \RuntimeException
-     */
-    public function get($label)
-    {
-        if (!isset($this->labels[$label])) {
-            throw new \RuntimeException(sprintf('Label "%s" does not exist.', $label));
-        }
-
-        return $this->bits[$this->labels[$label]];
-    }
-
-    /**
-     * Returns parent command (if any).
-     *
-     * @return self
-     *
-     * @throws \RuntimeException If command has no parent
-     */
-    public function end()
-    {
-        if (null === $this->parent) {
-            throw new \RuntimeException('Calling end on root command doesn\'t make sense.');
-        }
-
-        return $this->parent;
-    }
-
-    /**
-     * Counts bits stored in command.
-     *
-     * @return int The bits count
-     */
-    public function length()
-    {
-        return count($this->bits);
-    }
-
-    /**
-     * @return $this
-     */
-    public function setErrorHandler(\Closure $errorHandler)
-    {
-        $this->errorHandler = $errorHandler;
-
-        return $this;
-    }
-
-    /**
-     * @return \Closure|null
-     */
-    public function getErrorHandler()
-    {
-        return $this->errorHandler;
-    }
-
-    /**
-     * Executes current command.
-     *
-     * @return array The command result
-     *
-     * @throws \RuntimeException
-     */
-    public function execute()
-    {
-        if (null === $errorHandler = $this->errorHandler) {
-            exec($this->join(), $output);
-        } else {
-            $process = proc_open($this->join(), array(0 => array('pipe', 'r'), 1 => array('pipe', 'w'), 2 => array('pipe', 'w')), $pipes);
-            $output = preg_split('~(\r\n|\r|\n)~', stream_get_contents($pipes[1]), -1, PREG_SPLIT_NO_EMPTY);
-
-            if ($error = stream_get_contents($pipes[2])) {
-                $errorHandler($error);
-            }
-
-            proc_close($process);
-        }
-
-        return $output ?: array();
-    }
-
-    /**
-     * Joins bits.
-     *
-     * @return string
-     */
-    public function join()
-    {
-        return implode(' ', array_filter(
-            array_map(function ($bit) {
-                return $bit instanceof Command ? $bit->join() : ($bit ?: null);
-            }, $this->bits),
-            function ($bit) { return null !== $bit; }
-        ));
-    }
-
-    /**
-     * Insert a string or a Command instance before the bit at given position $index (index starts from 0).
-     *
-     * @param string|Command $bit
-     * @param int            $index
-     *
-     * @return $this
-     */
-    public function addAtIndex($bit, $index)
-    {
-        array_splice($this->bits, $index, 0, $bit instanceof self ? array($bit) : $bit);
-
-        return $this;
-    }
-}