Initial commit

16 files changed, 3665 insertions, 0 deletions

diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/DebugFormatterHelper.php b/vendor/symfony/console/Symfony/Component/Console/Helper/DebugFormatterHelper.php
new file mode 100644
index 0000000..cdb620d
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/DebugFormatterHelper.php
@@ -0,0 +1,127 @@
+<?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\Console\Helper;
+
+/**
+ * Helps outputting debug information when running an external program from a command.
+ *
+ * An external program can be a Process, an HTTP request, or anything else.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class DebugFormatterHelper extends Helper
+{
+    private $colors = array('black', 'red', 'green', 'yellow', 'blue', 'magenta', 'cyan', 'white');
+    private $started = array();
+    private $count = -1;
+
+    /**
+     * Starts a debug formatting session
+     *
+     * @param string $id      The id of the formatting session
+     * @param string $message The message to display
+     * @param string $prefix  The prefix to use
+     *
+     * @return string
+     */
+    public function start($id, $message, $prefix = 'RUN')
+    {
+        $this->started[$id] = array('border' => ++$this->count % count($this->colors));
+
+        return sprintf("%s<bg=blue;fg=white> %s </> <fg=blue>%s</>\n", $this->getBorder($id), $prefix, $message);
+    }
+
+    /**
+     * Adds progress to a formatting session
+     *
+     * @param string $id          The id of the formatting session
+     * @param string $buffer      The message to display
+     * @param bool   $error       Whether to consider the buffer as error
+     * @param string $prefix      The prefix for output
+     * @param string $errorPrefix The prefix for error output
+     *
+     * @return string
+     */
+    public function progress($id, $buffer, $error = false, $prefix = 'OUT', $errorPrefix = 'ERR')
+    {
+        $message = '';
+
+        if ($error) {
+            if (isset($this->started[$id]['out'])) {
+                $message .= "\n";
+                unset($this->started[$id]['out']);
+            }
+            if (!isset($this->started[$id]['err'])) {
+                $message .= sprintf("%s<bg=red;fg=white> %s </> ", $this->getBorder($id), $errorPrefix);
+                $this->started[$id]['err'] = true;
+            }
+
+            $message .= str_replace("\n", sprintf("\n%s<bg=red;fg=white> %s </> ", $this->getBorder($id), $errorPrefix), $buffer);
+        } else {
+            if (isset($this->started[$id]['err'])) {
+                $message .= "\n";
+                unset($this->started[$id]['err']);
+            }
+            if (!isset($this->started[$id]['out'])) {
+                $message .= sprintf("%s<bg=green;fg=white> %s </> ", $this->getBorder($id), $prefix);
+                $this->started[$id]['out'] = true;
+            }
+
+            $message .= str_replace("\n", sprintf("\n%s<bg=green;fg=white> %s </> ", $this->getBorder($id), $prefix), $buffer);
+        }
+
+        return $message;
+    }
+
+    /**
+     * Stops a formatting session
+     *
+     * @param string $id         The id of the formatting session
+     * @param string $message    The message to display
+     * @param bool   $successful Whether to consider the result as success
+     * @param string $prefix     The prefix for the end output
+     *
+     * @return string
+     */
+    public function stop($id, $message, $successful, $prefix = 'RES')
+    {
+        $trailingEOL = isset($this->started[$id]['out']) || isset($this->started[$id]['err']) ? "\n" : '';
+
+        if ($successful) {
+            return sprintf("%s%s<bg=green;fg=white> %s </> <fg=green>%s</>\n", $trailingEOL, $this->getBorder($id), $prefix, $message);
+        }
+
+        $message = sprintf("%s%s<bg=red;fg=white> %s </> <fg=red>%s</>\n", $trailingEOL, $this->getBorder($id), $prefix, $message);
+
+        unset($this->started[$id]['out'], $this->started[$id]['err']);
+
+        return $message;
+    }
+
+    /**
+     * @param string $id The id of the formatting session
+     *
+     * @return string
+     */
+    private function getBorder($id)
+    {
+        return sprintf('<bg=%s> </>', $this->colors[$this->started[$id]['border']]);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return 'debug_formatter';
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/DescriptorHelper.php b/vendor/symfony/console/Symfony/Component/Console/Helper/DescriptorHelper.php
new file mode 100644
index 0000000..c324c99
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/DescriptorHelper.php
@@ -0,0 +1,96 @@
+<?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\Console\Helper;
+
+use Symfony\Component\Console\Descriptor\DescriptorInterface;
+use Symfony\Component\Console\Descriptor\JsonDescriptor;
+use Symfony\Component\Console\Descriptor\MarkdownDescriptor;
+use Symfony\Component\Console\Descriptor\TextDescriptor;
+use Symfony\Component\Console\Descriptor\XmlDescriptor;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * This class adds helper method to describe objects in various formats.
+ *
+ * @author Jean-François Simon <contact@jfsimon.fr>
+ */
+class DescriptorHelper extends Helper
+{
+    /**
+     * @var DescriptorInterface[]
+     */
+    private $descriptors = array();
+
+    /**
+     * Constructor.
+     */
+    public function __construct()
+    {
+        $this
+            ->register('txt', new TextDescriptor())
+            ->register('xml', new XmlDescriptor())
+            ->register('json', new JsonDescriptor())
+            ->register('md', new MarkdownDescriptor())
+        ;
+    }
+
+    /**
+     * Describes an object if supported.
+     *
+     * Available options are:
+     * * format: string, the output format name
+     * * raw_text: boolean, sets output type as raw
+     *
+     * @param OutputInterface $output
+     * @param object          $object
+     * @param array           $options
+     *
+     * @throws \InvalidArgumentException when the given format is not supported
+     */
+    public function describe(OutputInterface $output, $object, array $options = array())
+    {
+        $options = array_merge(array(
+            'raw_text' => false,
+            'format' => 'txt',
+        ), $options);
+
+        if (!isset($this->descriptors[$options['format']])) {
+            throw new \InvalidArgumentException(sprintf('Unsupported format "%s".', $options['format']));
+        }
+
+        $descriptor = $this->descriptors[$options['format']];
+        $descriptor->describe($output, $object, $options);
+    }
+
+    /**
+     * Registers a descriptor.
+     *
+     * @param string              $format
+     * @param DescriptorInterface $descriptor
+     *
+     * @return DescriptorHelper
+     */
+    public function register($format, DescriptorInterface $descriptor)
+    {
+        $this->descriptors[$format] = $descriptor;
+
+        return $this;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return 'descriptor';
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/DialogHelper.php b/vendor/symfony/console/Symfony/Component/Console/Helper/DialogHelper.php
new file mode 100644
index 0000000..c5f0aa7
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/DialogHelper.php
@@ -0,0 +1,476 @@
+<?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\Console\Helper;
+
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Formatter\OutputFormatterStyle;
+
+/**
+ * The Dialog class provides helpers to interact with the user.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ *
+ * @deprecated Deprecated since version 2.5, to be removed in 3.0.
+ *             Use the question helper instead.
+ */
+class DialogHelper extends InputAwareHelper
+{
+    private $inputStream;
+    private static $shell;
+    private static $stty;
+
+    /**
+     * Asks the user to select a value.
+     *
+     * @param OutputInterface $output       An Output instance
+     * @param string|array    $question     The question to ask
+     * @param array           $choices      List of choices to pick from
+     * @param bool|string     $default      The default answer if the user enters nothing
+     * @param bool|int        $attempts     Max number of times to ask before giving up (false by default, which means infinite)
+     * @param string          $errorMessage Message which will be shown if invalid value from choice list would be picked
+     * @param bool            $multiselect  Select more than one value separated by comma
+     *
+     * @return int|string|array The selected value or values (the key of the choices array)
+     *
+     * @throws \InvalidArgumentException
+     */
+    public function select(OutputInterface $output, $question, $choices, $default = null, $attempts = false, $errorMessage = 'Value "%s" is invalid', $multiselect = false)
+    {
+        $width = max(array_map('strlen', array_keys($choices)));
+
+        $messages = (array) $question;
+        foreach ($choices as $key => $value) {
+            $messages[] = sprintf("  [<info>%-${width}s</info>] %s", $key, $value);
+        }
+
+        $output->writeln($messages);
+
+        $result = $this->askAndValidate($output, '> ', function ($picked) use ($choices, $errorMessage, $multiselect) {
+            // Collapse all spaces.
+            $selectedChoices = str_replace(' ', '', $picked);
+
+            if ($multiselect) {
+                // Check for a separated comma values
+                if (!preg_match('/^[a-zA-Z0-9_-]+(?:,[a-zA-Z0-9_-]+)*$/', $selectedChoices, $matches)) {
+                    throw new \InvalidArgumentException(sprintf($errorMessage, $picked));
+                }
+                $selectedChoices = explode(',', $selectedChoices);
+            } else {
+                $selectedChoices = array($picked);
+            }
+
+            $multiselectChoices = array();
+
+            foreach ($selectedChoices as $value) {
+                if (empty($choices[$value])) {
+                    throw new \InvalidArgumentException(sprintf($errorMessage, $value));
+                }
+                array_push($multiselectChoices, $value);
+            }
+
+            if ($multiselect) {
+                return $multiselectChoices;
+            }
+
+            return $picked;
+        }, $attempts, $default);
+
+        return $result;
+    }
+
+    /**
+     * Asks a question to the user.
+     *
+     * @param OutputInterface $output       An Output instance
+     * @param string|array    $question     The question to ask
+     * @param string          $default      The default answer if none is given by the user
+     * @param array           $autocomplete List of values to autocomplete
+     *
+     * @return string The user answer
+     *
+     * @throws \RuntimeException If there is no data to read in the input stream
+     */
+    public function ask(OutputInterface $output, $question, $default = null, array $autocomplete = null)
+    {
+        if ($this->input && !$this->input->isInteractive()) {
+            return $default;
+        }
+
+        $output->write($question);
+
+        $inputStream = $this->inputStream ?: STDIN;
+
+        if (null === $autocomplete || !$this->hasSttyAvailable()) {
+            $ret = fgets($inputStream, 4096);
+            if (false === $ret) {
+                throw new \RuntimeException('Aborted');
+            }
+            $ret = trim($ret);
+        } else {
+            $ret = '';
+
+            $i = 0;
+            $ofs = -1;
+            $matches = $autocomplete;
+            $numMatches = count($matches);
+
+            $sttyMode = shell_exec('stty -g');
+
+            // Disable icanon (so we can fread each keypress) and echo (we'll do echoing here instead)
+            shell_exec('stty -icanon -echo');
+
+            // Add highlighted text style
+            $output->getFormatter()->setStyle('hl', new OutputFormatterStyle('black', 'white'));
+
+            // Read a keypress
+            while (!feof($inputStream)) {
+                $c = fread($inputStream, 1);
+
+                // Backspace Character
+                if ("\177" === $c) {
+                    if (0 === $numMatches && 0 !== $i) {
+                        $i--;
+                        // Move cursor backwards
+                        $output->write("\033[1D");
+                    }
+
+                    if ($i === 0) {
+                        $ofs = -1;
+                        $matches = $autocomplete;
+                        $numMatches = count($matches);
+                    } else {
+                        $numMatches = 0;
+                    }
+
+                    // Pop the last character off the end of our string
+                    $ret = substr($ret, 0, $i);
+                } elseif ("\033" === $c) {
+                    // Did we read an escape sequence?
+                    $c .= fread($inputStream, 2);
+
+                    // A = Up Arrow. B = Down Arrow
+                    if (isset($c[2]) && ('A' === $c[2] || 'B' === $c[2])) {
+                        if ('A' === $c[2] && -1 === $ofs) {
+                            $ofs = 0;
+                        }
+
+                        if (0 === $numMatches) {
+                            continue;
+                        }
+
+                        $ofs += ('A' === $c[2]) ? -1 : 1;
+                        $ofs = ($numMatches + $ofs) % $numMatches;
+                    }
+                } elseif (ord($c) < 32) {
+                    if ("\t" === $c || "\n" === $c) {
+                        if ($numMatches > 0 && -1 !== $ofs) {
+                            $ret = $matches[$ofs];
+                            // Echo out remaining chars for current match
+                            $output->write(substr($ret, $i));
+                            $i = strlen($ret);
+                        }
+
+                        if ("\n" === $c) {
+                            $output->write($c);
+                            break;
+                        }
+
+                        $numMatches = 0;
+                    }
+
+                    continue;
+                } else {
+                    $output->write($c);
+                    $ret .= $c;
+                    $i++;
+
+                    $numMatches = 0;
+                    $ofs = 0;
+
+                    foreach ($autocomplete as $value) {
+                        // If typed characters match the beginning chunk of value (e.g. [AcmeDe]moBundle)
+                        if (0 === strpos($value, $ret) && $i !== strlen($value)) {
+                            $matches[$numMatches++] = $value;
+                        }
+                    }
+                }
+
+                // Erase characters from cursor to end of line
+                $output->write("\033[K");
+
+                if ($numMatches > 0 && -1 !== $ofs) {
+                    // Save cursor position
+                    $output->write("\0337");
+                    // Write highlighted text
+                    $output->write('<hl>'.substr($matches[$ofs], $i).'</hl>');
+                    // Restore cursor position
+                    $output->write("\0338");
+                }
+            }
+
+            // Reset stty so it behaves normally again
+            shell_exec(sprintf('stty %s', $sttyMode));
+        }
+
+        return strlen($ret) > 0 ? $ret : $default;
+    }
+
+    /**
+     * Asks a confirmation to the user.
+     *
+     * The question will be asked until the user answers by nothing, yes, or no.
+     *
+     * @param OutputInterface $output   An Output instance
+     * @param string|array    $question The question to ask
+     * @param bool            $default  The default answer if the user enters nothing
+     *
+     * @return bool true if the user has confirmed, false otherwise
+     */
+    public function askConfirmation(OutputInterface $output, $question, $default = true)
+    {
+        $answer = 'z';
+        while ($answer && !in_array(strtolower($answer[0]), array('y', 'n'))) {
+            $answer = $this->ask($output, $question);
+        }
+
+        if (false === $default) {
+            return $answer && 'y' == strtolower($answer[0]);
+        }
+
+        return !$answer || 'y' == strtolower($answer[0]);
+    }
+
+    /**
+     * Asks a question to the user, the response is hidden.
+     *
+     * @param OutputInterface $output   An Output instance
+     * @param string|array    $question The question
+     * @param bool            $fallback In case the response can not be hidden, whether to fallback on non-hidden question or not
+     *
+     * @return string The answer
+     *
+     * @throws \RuntimeException In case the fallback is deactivated and the response can not be hidden
+     */
+    public function askHiddenResponse(OutputInterface $output, $question, $fallback = true)
+    {
+        if ('\\' === DIRECTORY_SEPARATOR) {
+            $exe = __DIR__.'/../Resources/bin/hiddeninput.exe';
+
+            // handle code running from a phar
+            if ('phar:' === substr(__FILE__, 0, 5)) {
+                $tmpExe = sys_get_temp_dir().'/hiddeninput.exe';
+                copy($exe, $tmpExe);
+                $exe = $tmpExe;
+            }
+
+            $output->write($question);
+            $value = rtrim(shell_exec($exe));
+            $output->writeln('');
+
+            if (isset($tmpExe)) {
+                unlink($tmpExe);
+            }
+
+            return $value;
+        }
+
+        if ($this->hasSttyAvailable()) {
+            $output->write($question);
+
+            $sttyMode = shell_exec('stty -g');
+
+            shell_exec('stty -echo');
+            $value = fgets($this->inputStream ?: STDIN, 4096);
+            shell_exec(sprintf('stty %s', $sttyMode));
+
+            if (false === $value) {
+                throw new \RuntimeException('Aborted');
+            }
+
+            $value = trim($value);
+            $output->writeln('');
+
+            return $value;
+        }
+
+        if (false !== $shell = $this->getShell()) {
+            $output->write($question);
+            $readCmd = $shell === 'csh' ? 'set mypassword = $<' : 'read -r mypassword';
+            $command = sprintf("/usr/bin/env %s -c 'stty -echo; %s; stty echo; echo \$mypassword'", $shell, $readCmd);
+            $value = rtrim(shell_exec($command));
+            $output->writeln('');
+
+            return $value;
+        }
+
+        if ($fallback) {
+            return $this->ask($output, $question);
+        }
+
+        throw new \RuntimeException('Unable to hide the response');
+    }
+
+    /**
+     * Asks for a value and validates the response.
+     *
+     * The validator receives the data to validate. It must return the
+     * validated data when the data is valid and throw an exception
+     * otherwise.
+     *
+     * @param OutputInterface $output       An Output instance
+     * @param string|array    $question     The question to ask
+     * @param callable        $validator    A PHP callback
+     * @param int|false       $attempts     Max number of times to ask before giving up (false by default, which means infinite)
+     * @param string          $default      The default answer if none is given by the user
+     * @param array           $autocomplete List of values to autocomplete
+     *
+     * @return mixed
+     *
+     * @throws \Exception When any of the validators return an error
+     */
+    public function askAndValidate(OutputInterface $output, $question, $validator, $attempts = false, $default = null, array $autocomplete = null)
+    {
+        $that = $this;
+
+        $interviewer = function () use ($output, $question, $default, $autocomplete, $that) {
+            return $that->ask($output, $question, $default, $autocomplete);
+        };
+
+        return $this->validateAttempts($interviewer, $output, $validator, $attempts);
+    }
+
+    /**
+     * Asks for a value, hide and validates the response.
+     *
+     * The validator receives the data to validate. It must return the
+     * validated data when the data is valid and throw an exception
+     * otherwise.
+     *
+     * @param OutputInterface $output    An Output instance
+     * @param string|array    $question  The question to ask
+     * @param callable        $validator A PHP callback
+     * @param int|false       $attempts  Max number of times to ask before giving up (false by default, which means infinite)
+     * @param bool            $fallback  In case the response can not be hidden, whether to fallback on non-hidden question or not
+     *
+     * @return string The response
+     *
+     * @throws \Exception        When any of the validators return an error
+     * @throws \RuntimeException In case the fallback is deactivated and the response can not be hidden
+     */
+    public function askHiddenResponseAndValidate(OutputInterface $output, $question, $validator, $attempts = false, $fallback = true)
+    {
+        $that = $this;
+
+        $interviewer = function () use ($output, $question, $fallback, $that) {
+            return $that->askHiddenResponse($output, $question, $fallback);
+        };
+
+        return $this->validateAttempts($interviewer, $output, $validator, $attempts);
+    }
+
+    /**
+     * Sets the input stream to read from when interacting with the user.
+     *
+     * This is mainly useful for testing purpose.
+     *
+     * @param resource $stream The input stream
+     */
+    public function setInputStream($stream)
+    {
+        $this->inputStream = $stream;
+    }
+
+    /**
+     * Returns the helper's input stream.
+     *
+     * @return string
+     */
+    public function getInputStream()
+    {
+        return $this->inputStream;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return 'dialog';
+    }
+
+    /**
+     * Return a valid Unix shell.
+     *
+     * @return string|bool The valid shell name, false in case no valid shell is found
+     */
+    private function getShell()
+    {
+        if (null !== self::$shell) {
+            return self::$shell;
+        }
+
+        self::$shell = false;
+
+        if (file_exists('/usr/bin/env')) {
+            // handle other OSs with bash/zsh/ksh/csh if available to hide the answer
+            $test = "/usr/bin/env %s -c 'echo OK' 2> /dev/null";
+            foreach (array('bash', 'zsh', 'ksh', 'csh') as $sh) {
+                if ('OK' === rtrim(shell_exec(sprintf($test, $sh)))) {
+                    self::$shell = $sh;
+                    break;
+                }
+            }
+        }
+
+        return self::$shell;
+    }
+
+    private function hasSttyAvailable()
+    {
+        if (null !== self::$stty) {
+            return self::$stty;
+        }
+
+        exec('stty 2>&1', $output, $exitcode);
+
+        return self::$stty = $exitcode === 0;
+    }
+
+    /**
+     * Validate an attempt.
+     *
+     * @param callable        $interviewer A callable that will ask for a question and return the result
+     * @param OutputInterface $output      An Output instance
+     * @param callable        $validator   A PHP callback
+     * @param int|false       $attempts    Max number of times to ask before giving up ; false will ask infinitely
+     *
+     * @return string The validated response
+     *
+     * @throws \Exception In case the max number of attempts has been reached and no valid response has been given
+     */
+    private function validateAttempts($interviewer, OutputInterface $output, $validator, $attempts)
+    {
+        $error = null;
+        while (false === $attempts || $attempts--) {
+            if (null !== $error) {
+                $output->writeln($this->getHelperSet()->get('formatter')->formatBlock($error->getMessage(), 'error'));
+            }
+
+            try {
+                return call_user_func($validator, $interviewer());
+            } catch (\Exception $error) {
+            }
+        }
+
+        throw $error;
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/FormatterHelper.php b/vendor/symfony/console/Symfony/Component/Console/Helper/FormatterHelper.php
new file mode 100644
index 0000000..ac736f9
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/FormatterHelper.php
@@ -0,0 +1,82 @@
+<?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\Console\Helper;
+
+use Symfony\Component\Console\Formatter\OutputFormatter;
+
+/**
+ * The Formatter class provides helpers to format messages.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class FormatterHelper extends Helper
+{
+    /**
+     * Formats a message within a section.
+     *
+     * @param string $section The section name
+     * @param string $message The message
+     * @param string $style   The style to apply to the section
+     *
+     * @return string The format section
+     */
+    public function formatSection($section, $message, $style = 'info')
+    {
+        return sprintf('<%s>[%s]</%s> %s', $style, $section, $style, $message);
+    }
+
+    /**
+     * Formats a message as a block of text.
+     *
+     * @param string|array $messages The message to write in the block
+     * @param string       $style    The style to apply to the whole block
+     * @param bool         $large    Whether to return a large block
+     *
+     * @return string The formatter message
+     */
+    public function formatBlock($messages, $style, $large = false)
+    {
+        if (!is_array($messages)) {
+            $messages = array($messages);
+        }
+
+        $len = 0;
+        $lines = array();
+        foreach ($messages as $message) {
+            $message = OutputFormatter::escape($message);
+            $lines[] = sprintf($large ? '  %s  ' : ' %s ', $message);
+            $len = max($this->strlen($message) + ($large ? 4 : 2), $len);
+        }
+
+        $messages = $large ? array(str_repeat(' ', $len)) : array();
+        for ($i = 0; isset($lines[$i]); ++$i) {
+            $messages[] = $lines[$i].str_repeat(' ', $len - $this->strlen($lines[$i]));
+        }
+        if ($large) {
+            $messages[] = str_repeat(' ', $len);
+        }
+
+        for ($i = 0; isset($messages[$i]); ++$i) {
+            $messages[$i] = sprintf('<%s>%s</%s>', $style, $messages[$i], $style);
+        }
+
+        return implode("\n", $messages);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return 'formatter';
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/Helper.php b/vendor/symfony/console/Symfony/Component/Console/Helper/Helper.php
new file mode 100644
index 0000000..b288d44
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/Helper.php
@@ -0,0 +1,121 @@
+<?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\Console\Helper;
+
+use Symfony\Component\Console\Formatter\OutputFormatterInterface;
+
+/**
+ * Helper is the base class for all helper classes.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+abstract class Helper implements HelperInterface
+{
+    protected $helperSet = null;
+
+    /**
+     * Sets the helper set associated with this helper.
+     *
+     * @param HelperSet $helperSet A HelperSet instance
+     */
+    public function setHelperSet(HelperSet $helperSet = null)
+    {
+        $this->helperSet = $helperSet;
+    }
+
+    /**
+     * Gets the helper set associated with this helper.
+     *
+     * @return HelperSet A HelperSet instance
+     */
+    public function getHelperSet()
+    {
+        return $this->helperSet;
+    }
+
+    /**
+     * Returns the length of a string, using mb_strwidth if it is available.
+     *
+     * @param string $string The string to check its length
+     *
+     * @return int The length of the string
+     */
+    public static function strlen($string)
+    {
+        if (!function_exists('mb_strwidth')) {
+            return strlen($string);
+        }
+
+        if (false === $encoding = mb_detect_encoding($string)) {
+            return strlen($string);
+        }
+
+        return mb_strwidth($string, $encoding);
+    }
+
+    public static function formatTime($secs)
+    {
+        static $timeFormats = array(
+            array(0, '< 1 sec'),
+            array(2, '1 sec'),
+            array(59, 'secs', 1),
+            array(60, '1 min'),
+            array(3600, 'mins', 60),
+            array(5400, '1 hr'),
+            array(86400, 'hrs', 3600),
+            array(129600, '1 day'),
+            array(604800, 'days', 86400),
+        );
+
+        foreach ($timeFormats as $format) {
+            if ($secs >= $format[0]) {
+                continue;
+            }
+
+            if (2 == count($format)) {
+                return $format[1];
+            }
+
+            return ceil($secs / $format[2]).' '.$format[1];
+        }
+    }
+
+    public static function formatMemory($memory)
+    {
+        if ($memory >= 1024 * 1024 * 1024) {
+            return sprintf('%.1f GiB', $memory / 1024 / 1024 / 1024);
+        }
+
+        if ($memory >= 1024 * 1024) {
+            return sprintf('%.1f MiB', $memory / 1024 / 1024);
+        }
+
+        if ($memory >= 1024) {
+            return sprintf('%d KiB', $memory / 1024);
+        }
+
+        return sprintf('%d B', $memory);
+    }
+
+    public static function strlenWithoutDecoration(OutputFormatterInterface $formatter, $string)
+    {
+        $isDecorated = $formatter->isDecorated();
+        $formatter->setDecorated(false);
+        // remove <...> formatting
+        $string = $formatter->format($string);
+        // remove already formatted characters
+        $string = preg_replace("/\033\[[^m]*m/", '', $string);
+        $formatter->setDecorated($isDecorated);
+
+        return self::strlen($string);
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/HelperInterface.php b/vendor/symfony/console/Symfony/Component/Console/Helper/HelperInterface.php
new file mode 100644
index 0000000..6d39449
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/HelperInterface.php
@@ -0,0 +1,49 @@
+<?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\Console\Helper;
+
+/**
+ * HelperInterface is the interface all helpers must implement.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ *
+ * @api
+ */
+interface HelperInterface
+{
+    /**
+     * Sets the helper set associated with this helper.
+     *
+     * @param HelperSet $helperSet A HelperSet instance
+     *
+     * @api
+     */
+    public function setHelperSet(HelperSet $helperSet = null);
+
+    /**
+     * Gets the helper set associated with this helper.
+     *
+     * @return HelperSet A HelperSet instance
+     *
+     * @api
+     */
+    public function getHelperSet();
+
+    /**
+     * Returns the canonical name of this helper.
+     *
+     * @return string The canonical name
+     *
+     * @api
+     */
+    public function getName();
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/HelperSet.php b/vendor/symfony/console/Symfony/Component/Console/Helper/HelperSet.php
new file mode 100644
index 0000000..467be86
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/HelperSet.php
@@ -0,0 +1,108 @@
+<?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\Console\Helper;
+
+use Symfony\Component\Console\Command\Command;
+
+/**
+ * HelperSet represents a set of helpers to be used with a command.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class HelperSet implements \IteratorAggregate
+{
+    private $helpers = array();
+    private $command;
+
+    /**
+     * Constructor.
+     *
+     * @param Helper[] $helpers An array of helper.
+     */
+    public function __construct(array $helpers = array())
+    {
+        foreach ($helpers as $alias => $helper) {
+            $this->set($helper, is_int($alias) ? null : $alias);
+        }
+    }
+
+    /**
+     * Sets a helper.
+     *
+     * @param HelperInterface $helper The helper instance
+     * @param string          $alias  An alias
+     */
+    public function set(HelperInterface $helper, $alias = null)
+    {
+        $this->helpers[$helper->getName()] = $helper;
+        if (null !== $alias) {
+            $this->helpers[$alias] = $helper;
+        }
+
+        $helper->setHelperSet($this);
+    }
+
+    /**
+     * Returns true if the helper if defined.
+     *
+     * @param string $name The helper name
+     *
+     * @return bool true if the helper is defined, false otherwise
+     */
+    public function has($name)
+    {
+        return isset($this->helpers[$name]);
+    }
+
+    /**
+     * Gets a helper value.
+     *
+     * @param string $name The helper name
+     *
+     * @return HelperInterface The helper instance
+     *
+     * @throws \InvalidArgumentException if the helper is not defined
+     */
+    public function get($name)
+    {
+        if (!$this->has($name)) {
+            throw new \InvalidArgumentException(sprintf('The helper "%s" is not defined.', $name));
+        }
+
+        return $this->helpers[$name];
+    }
+
+    /**
+     * Sets the command associated with this helper set.
+     *
+     * @param Command $command A Command instance
+     */
+    public function setCommand(Command $command = null)
+    {
+        $this->command = $command;
+    }
+
+    /**
+     * Gets the command associated with this helper set.
+     *
+     * @return Command A Command instance
+     */
+    public function getCommand()
+    {
+        return $this->command;
+    }
+
+    public function getIterator()
+    {
+        return new \ArrayIterator($this->helpers);
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/InputAwareHelper.php b/vendor/symfony/console/Symfony/Component/Console/Helper/InputAwareHelper.php
new file mode 100644
index 0000000..4261767
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/InputAwareHelper.php
@@ -0,0 +1,33 @@
+<?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\Console\Helper;
+
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputAwareInterface;
+
+/**
+ * An implementation of InputAwareInterface for Helpers.
+ *
+ * @author Wouter J <waldio.webdesign@gmail.com>
+ */
+abstract class InputAwareHelper extends Helper implements InputAwareInterface
+{
+    protected $input;
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setInput(InputInterface $input)
+    {
+        $this->input = $input;
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/ProcessHelper.php b/vendor/symfony/console/Symfony/Component/Console/Helper/ProcessHelper.php
new file mode 100644
index 0000000..0c9da73
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/ProcessHelper.php
@@ -0,0 +1,142 @@
+<?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\Console\Helper;
+
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Process\Exception\ProcessFailedException;
+use Symfony\Component\Process\Process;
+use Symfony\Component\Process\ProcessBuilder;
+
+/**
+ * The ProcessHelper class provides helpers to run external processes.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class ProcessHelper extends Helper
+{
+    /**
+     * Runs an external process.
+     *
+     * @param OutputInterface      $output    An OutputInterface instance
+     * @param string|array|Process $cmd       An instance of Process or an array of arguments to escape and run or a command to run
+     * @param string|null          $error     An error message that must be displayed if something went wrong
+     * @param callable|null        $callback  A PHP callback to run whenever there is some
+     *                                        output available on STDOUT or STDERR
+     * @param int                  $verbosity The threshold for verbosity
+     *
+     * @return Process The process that ran
+     */
+    public function run(OutputInterface $output, $cmd, $error = null, $callback = null, $verbosity = OutputInterface::VERBOSITY_VERY_VERBOSE)
+    {
+        $formatter = $this->getHelperSet()->get('debug_formatter');
+
+        if (is_array($cmd)) {
+            $process = ProcessBuilder::create($cmd)->getProcess();
+        } elseif ($cmd instanceof Process) {
+            $process = $cmd;
+        } else {
+            $process = new Process($cmd);
+        }
+
+        if ($verbosity <= $output->getVerbosity()) {
+            $output->write($formatter->start(spl_object_hash($process), $this->escapeString($process->getCommandLine())));
+        }
+
+        if ($output->isDebug()) {
+            $callback = $this->wrapCallback($output, $process, $callback);
+        }
+
+        $process->run($callback);
+
+        if ($verbosity <= $output->getVerbosity()) {
+            $message = $process->isSuccessful() ? 'Command ran successfully' : sprintf('%s Command did not run successfully', $process->getExitCode());
+            $output->write($formatter->stop(spl_object_hash($process), $message, $process->isSuccessful()));
+        }
+
+        if (!$process->isSuccessful() && null !== $error) {
+            $output->writeln(sprintf('<error>%s</error>', $this->escapeString($error)));
+        }
+
+        return $process;
+    }
+
+    /**
+     * Runs the process.
+     *
+     * This is identical to run() except that an exception is thrown if the process
+     * exits with a non-zero exit code.
+     *
+     * @param OutputInterface $output   An OutputInterface instance
+     * @param string|Process  $cmd      An instance of Process or a command to run
+     * @param string|null     $error    An error message that must be displayed if something went wrong
+     * @param callable|null   $callback A PHP callback to run whenever there is some
+     *                                  output available on STDOUT or STDERR
+     *
+     * @return Process The process that ran
+     *
+     * @throws ProcessFailedException
+     *
+     * @see run()
+     */
+    public function mustRun(OutputInterface $output, $cmd, $error = null, $callback = null)
+    {
+        $process = $this->run($output, $cmd, $error, $callback);
+
+        if (!$process->isSuccessful()) {
+            throw new ProcessFailedException($process);
+        }
+
+        return $process;
+    }
+
+    /**
+     * Wraps a Process callback to add debugging output.
+     *
+     * @param OutputInterface $output   An OutputInterface interface
+     * @param Process         $process  The Process
+     * @param callable|null   $callback A PHP callable
+     *
+     * @return callable
+     */
+    public function wrapCallback(OutputInterface $output, Process $process, $callback = null)
+    {
+        $formatter = $this->getHelperSet()->get('debug_formatter');
+
+        $that = $this;
+
+        return function ($type, $buffer) use ($output, $process, $callback, $formatter, $that) {
+            $output->write($formatter->progress(spl_object_hash($process), $that->escapeString($buffer), Process::ERR === $type));
+
+            if (null !== $callback) {
+                call_user_func($callback, $type, $buffer);
+            }
+        };
+    }
+
+    /**
+     * This method is public for PHP 5.3 compatibility, it should be private.
+     *
+     * @internal
+     */
+    public function escapeString($str)
+    {
+        return str_replace('<', '\\<', $str);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return 'process';
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/ProgressBar.php b/vendor/symfony/console/Symfony/Component/Console/Helper/ProgressBar.php
new file mode 100644
index 0000000..893664e
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/ProgressBar.php
@@ -0,0 +1,611 @@
+<?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\Console\Helper;
+
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * The ProgressBar provides helpers to display progress output.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @author Chris Jones <leeked@gmail.com>
+ */
+class ProgressBar
+{
+    // options
+    private $barWidth = 28;
+    private $barChar;
+    private $emptyBarChar = '-';
+    private $progressChar = '>';
+    private $format = null;
+    private $redrawFreq = 1;
+
+    /**
+     * @var OutputInterface
+     */
+    private $output;
+    private $step = 0;
+    private $max;
+    private $startTime;
+    private $stepWidth;
+    private $percent = 0.0;
+    private $lastMessagesLength = 0;
+    private $formatLineCount;
+    private $messages;
+    private $overwrite = true;
+
+    private static $formatters;
+    private static $formats;
+
+    /**
+     * Constructor.
+     *
+     * @param OutputInterface $output An OutputInterface instance
+     * @param int             $max    Maximum steps (0 if unknown)
+     */
+    public function __construct(OutputInterface $output, $max = 0)
+    {
+        $this->output = $output;
+        $this->setMaxSteps($max);
+
+        if (!$this->output->isDecorated()) {
+            // disable overwrite when output does not support ANSI codes.
+            $this->overwrite = false;
+
+            if ($this->max > 10) {
+                // set a reasonable redraw frequency so output isn't flooded
+                $this->setRedrawFrequency($max / 10);
+            }
+        }
+
+        $this->setFormat($this->determineBestFormat());
+
+        $this->startTime = time();
+    }
+
+    /**
+     * Sets a placeholder formatter for a given name.
+     *
+     * This method also allow you to override an existing placeholder.
+     *
+     * @param string   $name     The placeholder name (including the delimiter char like %)
+     * @param callable $callable A PHP callable
+     */
+    public static function setPlaceholderFormatterDefinition($name, $callable)
+    {
+        if (!self::$formatters) {
+            self::$formatters = self::initPlaceholderFormatters();
+        }
+
+        self::$formatters[$name] = $callable;
+    }
+
+    /**
+     * Gets the placeholder formatter for a given name.
+     *
+     * @param string $name The placeholder name (including the delimiter char like %)
+     *
+     * @return callable|null A PHP callable
+     */
+    public static function getPlaceholderFormatterDefinition($name)
+    {
+        if (!self::$formatters) {
+            self::$formatters = self::initPlaceholderFormatters();
+        }
+
+        return isset(self::$formatters[$name]) ? self::$formatters[$name] : null;
+    }
+
+    /**
+     * Sets a format for a given name.
+     *
+     * This method also allow you to override an existing format.
+     *
+     * @param string $name   The format name
+     * @param string $format A format string
+     */
+    public static function setFormatDefinition($name, $format)
+    {
+        if (!self::$formats) {
+            self::$formats = self::initFormats();
+        }
+
+        self::$formats[$name] = $format;
+    }
+
+    /**
+     * Gets the format for a given name.
+     *
+     * @param string $name The format name
+     *
+     * @return string|null A format string
+     */
+    public static function getFormatDefinition($name)
+    {
+        if (!self::$formats) {
+            self::$formats = self::initFormats();
+        }
+
+        return isset(self::$formats[$name]) ? self::$formats[$name] : null;
+    }
+
+    public function setMessage($message, $name = 'message')
+    {
+        $this->messages[$name] = $message;
+    }
+
+    public function getMessage($name = 'message')
+    {
+        return $this->messages[$name];
+    }
+
+    /**
+     * Gets the progress bar start time.
+     *
+     * @return int The progress bar start time
+     */
+    public function getStartTime()
+    {
+        return $this->startTime;
+    }
+
+    /**
+     * Gets the progress bar maximal steps.
+     *
+     * @return int The progress bar max steps
+     */
+    public function getMaxSteps()
+    {
+        return $this->max;
+    }
+
+    /**
+     * Gets the progress bar step.
+     *
+     * @deprecated since 2.6, to be removed in 3.0. Use {@link getProgress()} instead.
+     *
+     * @return int The progress bar step
+     */
+    public function getStep()
+    {
+        return $this->getProgress();
+    }
+
+    /**
+     * Gets the current step position.
+     *
+     * @return int The progress bar step
+     */
+    public function getProgress()
+    {
+        return $this->step;
+    }
+
+    /**
+     * Gets the progress bar step width.
+     *
+     * @internal This method is public for PHP 5.3 compatibility, it should not be used.
+     *
+     * @return int The progress bar step width
+     */
+    public function getStepWidth()
+    {
+        return $this->stepWidth;
+    }
+
+    /**
+     * Gets the current progress bar percent.
+     *
+     * @return float The current progress bar percent
+     */
+    public function getProgressPercent()
+    {
+        return $this->percent;
+    }
+
+    /**
+     * Sets the progress bar width.
+     *
+     * @param int $size The progress bar size
+     */
+    public function setBarWidth($size)
+    {
+        $this->barWidth = (int) $size;
+    }
+
+    /**
+     * Gets the progress bar width.
+     *
+     * @return int The progress bar size
+     */
+    public function getBarWidth()
+    {
+        return $this->barWidth;
+    }
+
+    /**
+     * Sets the bar character.
+     *
+     * @param string $char A character
+     */
+    public function setBarCharacter($char)
+    {
+        $this->barChar = $char;
+    }
+
+    /**
+     * Gets the bar character.
+     *
+     * @return string A character
+     */
+    public function getBarCharacter()
+    {
+        if (null === $this->barChar) {
+            return $this->max ? '=' : $this->emptyBarChar;
+        }
+
+        return $this->barChar;
+    }
+
+    /**
+     * Sets the empty bar character.
+     *
+     * @param string $char A character
+     */
+    public function setEmptyBarCharacter($char)
+    {
+        $this->emptyBarChar = $char;
+    }
+
+    /**
+     * Gets the empty bar character.
+     *
+     * @return string A character
+     */
+    public function getEmptyBarCharacter()
+    {
+        return $this->emptyBarChar;
+    }
+
+    /**
+     * Sets the progress bar character.
+     *
+     * @param string $char A character
+     */
+    public function setProgressCharacter($char)
+    {
+        $this->progressChar = $char;
+    }
+
+    /**
+     * Gets the progress bar character.
+     *
+     * @return string A character
+     */
+    public function getProgressCharacter()
+    {
+        return $this->progressChar;
+    }
+
+    /**
+     * Sets the progress bar format.
+     *
+     * @param string $format The format
+     */
+    public function setFormat($format)
+    {
+        // try to use the _nomax variant if available
+        if (!$this->max && null !== self::getFormatDefinition($format.'_nomax')) {
+            $this->format = self::getFormatDefinition($format.'_nomax');
+        } elseif (null !== self::getFormatDefinition($format)) {
+            $this->format = self::getFormatDefinition($format);
+        } else {
+            $this->format = $format;
+        }
+
+        $this->formatLineCount = substr_count($this->format, "\n");
+    }
+
+    /**
+     * Sets the redraw frequency.
+     *
+     * @param int $freq The frequency in steps
+     */
+    public function setRedrawFrequency($freq)
+    {
+        $this->redrawFreq = (int) $freq;
+    }
+
+    /**
+     * Starts the progress output.
+     *
+     * @param int|null $max Number of steps to complete the bar (0 if indeterminate), null to leave unchanged
+     */
+    public function start($max = null)
+    {
+        $this->startTime = time();
+        $this->step = 0;
+        $this->percent = 0.0;
+
+        if (null !== $max) {
+            $this->setMaxSteps($max);
+        }
+
+        $this->display();
+    }
+
+    /**
+     * Advances the progress output X steps.
+     *
+     * @param int $step Number of steps to advance
+     *
+     * @throws \LogicException
+     */
+    public function advance($step = 1)
+    {
+        $this->setProgress($this->step + $step);
+    }
+
+    /**
+     * Sets the current progress.
+     *
+     * @deprecated since 2.6, to be removed in 3.0. Use {@link setProgress()} instead.
+     *
+     * @param int $step The current progress
+     *
+     * @throws \LogicException
+     */
+    public function setCurrent($step)
+    {
+        $this->setProgress($step);
+    }
+
+    /**
+     * Sets whether to overwrite the progressbar, false for new line
+     *
+     * @param bool $overwrite
+     */
+    public function setOverwrite($overwrite)
+    {
+        $this->overwrite = (bool) $overwrite;
+    }
+
+    /**
+     * Sets the current progress.
+     *
+     * @param int $step The current progress
+     *
+     * @throws \LogicException
+     */
+    public function setProgress($step)
+    {
+        $step = (int) $step;
+        if ($step < $this->step) {
+            throw new \LogicException('You can\'t regress the progress bar.');
+        }
+
+        if ($this->max && $step > $this->max) {
+            $this->max = $step;
+        }
+
+        $prevPeriod = intval($this->step / $this->redrawFreq);
+        $currPeriod = intval($step / $this->redrawFreq);
+        $this->step = $step;
+        $this->percent = $this->max ? (float) $this->step / $this->max : 0;
+        if ($prevPeriod !== $currPeriod || $this->max === $step) {
+            $this->display();
+        }
+    }
+
+    /**
+     * Finishes the progress output.
+     */
+    public function finish()
+    {
+        if (!$this->max) {
+            $this->max = $this->step;
+        }
+
+        if ($this->step === $this->max && !$this->overwrite) {
+            // prevent double 100% output
+            return;
+        }
+
+        $this->setProgress($this->max);
+    }
+
+    /**
+     * Outputs the current progress string.
+     */
+    public function display()
+    {
+        if (OutputInterface::VERBOSITY_QUIET === $this->output->getVerbosity()) {
+            return;
+        }
+
+        // these 3 variables can be removed in favor of using $this in the closure when support for PHP 5.3 will be dropped.
+        $self = $this;
+        $output = $this->output;
+        $messages = $this->messages;
+        $this->overwrite(preg_replace_callback("{%([a-z\-_]+)(?:\:([^%]+))?%}i", function ($matches) use ($self, $output, $messages) {
+            if ($formatter = $self::getPlaceholderFormatterDefinition($matches[1])) {
+                $text = call_user_func($formatter, $self, $output);
+            } elseif (isset($messages[$matches[1]])) {
+                $text = $messages[$matches[1]];
+            } else {
+                return $matches[0];
+            }
+
+            if (isset($matches[2])) {
+                $text = sprintf('%'.$matches[2], $text);
+            }
+
+            return $text;
+        }, $this->format));
+    }
+
+    /**
+     * Removes the progress bar from the current line.
+     *
+     * This is useful if you wish to write some output
+     * while a progress bar is running.
+     * Call display() to show the progress bar again.
+     */
+    public function clear()
+    {
+        if (!$this->overwrite) {
+            return;
+        }
+
+        $this->overwrite(str_repeat("\n", $this->formatLineCount));
+    }
+
+    /**
+     * Sets the progress bar maximal steps.
+     *
+     * @param int     The progress bar max steps
+     */
+    private function setMaxSteps($max)
+    {
+        $this->max = max(0, (int) $max);
+        $this->stepWidth = $this->max ? Helper::strlen($this->max) : 4;
+    }
+
+    /**
+     * Overwrites a previous message to the output.
+     *
+     * @param string $message The message
+     */
+    private function overwrite($message)
+    {
+        $lines = explode("\n", $message);
+
+        // append whitespace to match the line's length
+        if (null !== $this->lastMessagesLength) {
+            foreach ($lines as $i => $line) {
+                if ($this->lastMessagesLength > Helper::strlenWithoutDecoration($this->output->getFormatter(), $line)) {
+                    $lines[$i] = str_pad($line, $this->lastMessagesLength, "\x20", STR_PAD_RIGHT);
+                }
+            }
+        }
+
+        if ($this->overwrite) {
+            // move back to the beginning of the progress bar before redrawing it
+            $this->output->write("\x0D");
+        } elseif ($this->step > 0) {
+            // move to new line
+            $this->output->writeln('');
+        }
+
+        if ($this->formatLineCount) {
+            $this->output->write(sprintf("\033[%dA", $this->formatLineCount));
+        }
+        $this->output->write(implode("\n", $lines));
+
+        $this->lastMessagesLength = 0;
+        foreach ($lines as $line) {
+            $len = Helper::strlenWithoutDecoration($this->output->getFormatter(), $line);
+            if ($len > $this->lastMessagesLength) {
+                $this->lastMessagesLength = $len;
+            }
+        }
+    }
+
+    private function determineBestFormat()
+    {
+        switch ($this->output->getVerbosity()) {
+            // OutputInterface::VERBOSITY_QUIET: display is disabled anyway
+            case OutputInterface::VERBOSITY_VERBOSE:
+                return $this->max ? 'verbose' : 'verbose_nomax';
+            case OutputInterface::VERBOSITY_VERY_VERBOSE:
+                return $this->max ? 'very_verbose' : 'very_verbose_nomax';
+            case OutputInterface::VERBOSITY_DEBUG:
+                return $this->max ? 'debug' : 'debug_nomax';
+            default:
+                return $this->max ? 'normal' : 'normal_nomax';
+        }
+    }
+
+    private static function initPlaceholderFormatters()
+    {
+        return array(
+            'bar' => function (ProgressBar $bar, OutputInterface $output) {
+                $completeBars = floor($bar->getMaxSteps() > 0 ? $bar->getProgressPercent() * $bar->getBarWidth() : $bar->getProgress() % $bar->getBarWidth());
+                $display = str_repeat($bar->getBarCharacter(), $completeBars);
+                if ($completeBars < $bar->getBarWidth()) {
+                    $emptyBars = $bar->getBarWidth() - $completeBars - Helper::strlenWithoutDecoration($output->getFormatter(), $bar->getProgressCharacter());
+                    $display .= $bar->getProgressCharacter().str_repeat($bar->getEmptyBarCharacter(), $emptyBars);
+                }
+
+                return $display;
+            },
+            'elapsed' => function (ProgressBar $bar) {
+                return Helper::formatTime(time() - $bar->getStartTime());
+            },
+            'remaining' => function (ProgressBar $bar) {
+                if (!$bar->getMaxSteps()) {
+                    throw new \LogicException('Unable to display the remaining time if the maximum number of steps is not set.');
+                }
+
+                if (!$bar->getProgress()) {
+                    $remaining = 0;
+                } else {
+                    $remaining = round((time() - $bar->getStartTime()) / $bar->getProgress() * ($bar->getMaxSteps() - $bar->getProgress()));
+                }
+
+                return Helper::formatTime($remaining);
+            },
+            'estimated' => function (ProgressBar $bar) {
+                if (!$bar->getMaxSteps()) {
+                    throw new \LogicException('Unable to display the estimated time if the maximum number of steps is not set.');
+                }
+
+                if (!$bar->getProgress()) {
+                    $estimated = 0;
+                } else {
+                    $estimated = round((time() - $bar->getStartTime()) / $bar->getProgress() * $bar->getMaxSteps());
+                }
+
+                return Helper::formatTime($estimated);
+            },
+            'memory' => function (ProgressBar $bar) {
+                return Helper::formatMemory(memory_get_usage(true));
+            },
+            'current' => function (ProgressBar $bar) {
+                return str_pad($bar->getProgress(), $bar->getStepWidth(), ' ', STR_PAD_LEFT);
+            },
+            'max' => function (ProgressBar $bar) {
+                return $bar->getMaxSteps();
+            },
+            'percent' => function (ProgressBar $bar) {
+                return floor($bar->getProgressPercent() * 100);
+            },
+        );
+    }
+
+    private static function initFormats()
+    {
+        return array(
+            'normal' => ' %current%/%max% [%bar%] %percent:3s%%',
+            'normal_nomax' => ' %current% [%bar%]',
+
+            'verbose' => ' %current%/%max% [%bar%] %percent:3s%% %elapsed:6s%',
+            'verbose_nomax' => ' %current% [%bar%] %elapsed:6s%',
+
+            'very_verbose' => ' %current%/%max% [%bar%] %percent:3s%% %elapsed:6s%/%estimated:-6s%',
+            'very_verbose_nomax' => ' %current% [%bar%] %elapsed:6s%',
+
+            'debug' => ' %current%/%max% [%bar%] %percent:3s%% %elapsed:6s%/%estimated:-6s% %memory:6s%',
+            'debug_nomax' => ' %current% [%bar%] %elapsed:6s% %memory:6s%',
+        );
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/ProgressHelper.php b/vendor/symfony/console/Symfony/Component/Console/Helper/ProgressHelper.php
new file mode 100644
index 0000000..b82486d
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/ProgressHelper.php
@@ -0,0 +1,457 @@
+<?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\Console\Helper;
+
+use Symfony\Component\Console\Output\NullOutput;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * The Progress class provides helpers to display progress output.
+ *
+ * @author Chris Jones <leeked@gmail.com>
+ * @author Fabien Potencier <fabien@symfony.com>
+ *
+ * @deprecated Deprecated since 2.5, to be removed in 3.0; use ProgressBar instead.
+ */
+class ProgressHelper extends Helper
+{
+    const FORMAT_QUIET = ' %percent%%';
+    const FORMAT_NORMAL = ' %current%/%max% [%bar%] %percent%%';
+    const FORMAT_VERBOSE = ' %current%/%max% [%bar%] %percent%% Elapsed: %elapsed%';
+    const FORMAT_QUIET_NOMAX = ' %current%';
+    const FORMAT_NORMAL_NOMAX = ' %current% [%bar%]';
+    const FORMAT_VERBOSE_NOMAX = ' %current% [%bar%] Elapsed: %elapsed%';
+
+    // options
+    private $barWidth = 28;
+    private $barChar = '=';
+    private $emptyBarChar = '-';
+    private $progressChar = '>';
+    private $format = null;
+    private $redrawFreq = 1;
+
+    private $lastMessagesLength;
+    private $barCharOriginal;
+
+    /**
+     * @var OutputInterface
+     */
+    private $output;
+
+    /**
+     * Current step.
+     *
+     * @var int
+     */
+    private $current;
+
+    /**
+     * Maximum number of steps.
+     *
+     * @var int
+     */
+    private $max;
+
+    /**
+     * Start time of the progress bar.
+     *
+     * @var int
+     */
+    private $startTime;
+
+    /**
+     * List of formatting variables.
+     *
+     * @var array
+     */
+    private $defaultFormatVars = array(
+        'current',
+        'max',
+        'bar',
+        'percent',
+        'elapsed',
+    );
+
+    /**
+     * Available formatting variables.
+     *
+     * @var array
+     */
+    private $formatVars;
+
+    /**
+     * Stored format part widths (used for padding).
+     *
+     * @var array
+     */
+    private $widths = array(
+        'current' => 4,
+        'max' => 4,
+        'percent' => 3,
+        'elapsed' => 6,
+    );
+
+    /**
+     * Various time formats.
+     *
+     * @var array
+     */
+    private $timeFormats = array(
+        array(0, '???'),
+        array(2, '1 sec'),
+        array(59, 'secs', 1),
+        array(60, '1 min'),
+        array(3600, 'mins', 60),
+        array(5400, '1 hr'),
+        array(86400, 'hrs', 3600),
+        array(129600, '1 day'),
+        array(604800, 'days', 86400),
+    );
+
+    /**
+     * Sets the progress bar width.
+     *
+     * @param int $size The progress bar size
+     */
+    public function setBarWidth($size)
+    {
+        $this->barWidth = (int) $size;
+    }
+
+    /**
+     * Sets the bar character.
+     *
+     * @param string $char A character
+     */
+    public function setBarCharacter($char)
+    {
+        $this->barChar = $char;
+    }
+
+    /**
+     * Sets the empty bar character.
+     *
+     * @param string $char A character
+     */
+    public function setEmptyBarCharacter($char)
+    {
+        $this->emptyBarChar = $char;
+    }
+
+    /**
+     * Sets the progress bar character.
+     *
+     * @param string $char A character
+     */
+    public function setProgressCharacter($char)
+    {
+        $this->progressChar = $char;
+    }
+
+    /**
+     * Sets the progress bar format.
+     *
+     * @param string $format The format
+     */
+    public function setFormat($format)
+    {
+        $this->format = $format;
+    }
+
+    /**
+     * Sets the redraw frequency.
+     *
+     * @param int $freq The frequency in steps
+     */
+    public function setRedrawFrequency($freq)
+    {
+        $this->redrawFreq = (int) $freq;
+    }
+
+    /**
+     * Starts the progress output.
+     *
+     * @param OutputInterface $output An Output instance
+     * @param int|null        $max    Maximum steps
+     */
+    public function start(OutputInterface $output, $max = null)
+    {
+        $this->startTime = time();
+        $this->current = 0;
+        $this->max = (int) $max;
+
+        // Disabling output when it does not support ANSI codes as it would result in a broken display anyway.
+        $this->output = $output->isDecorated() ? $output : new NullOutput();
+        $this->lastMessagesLength = 0;
+        $this->barCharOriginal = '';
+
+        if (null === $this->format) {
+            switch ($output->getVerbosity()) {
+                case OutputInterface::VERBOSITY_QUIET:
+                    $this->format = self::FORMAT_QUIET_NOMAX;
+                    if ($this->max > 0) {
+                        $this->format = self::FORMAT_QUIET;
+                    }
+                    break;
+                case OutputInterface::VERBOSITY_VERBOSE:
+                case OutputInterface::VERBOSITY_VERY_VERBOSE:
+                case OutputInterface::VERBOSITY_DEBUG:
+                    $this->format = self::FORMAT_VERBOSE_NOMAX;
+                    if ($this->max > 0) {
+                        $this->format = self::FORMAT_VERBOSE;
+                    }
+                    break;
+                default:
+                    $this->format = self::FORMAT_NORMAL_NOMAX;
+                    if ($this->max > 0) {
+                        $this->format = self::FORMAT_NORMAL;
+                    }
+                    break;
+            }
+        }
+
+        $this->initialize();
+    }
+
+    /**
+     * Advances the progress output X steps.
+     *
+     * @param int  $step   Number of steps to advance
+     * @param bool $redraw Whether to redraw or not
+     *
+     * @throws \LogicException
+     */
+    public function advance($step = 1, $redraw = false)
+    {
+        $this->setCurrent($this->current + $step, $redraw);
+    }
+
+    /**
+     * Sets the current progress.
+     *
+     * @param int  $current The current progress
+     * @param bool $redraw  Whether to redraw or not
+     *
+     * @throws \LogicException
+     */
+    public function setCurrent($current, $redraw = false)
+    {
+        if (null === $this->startTime) {
+            throw new \LogicException('You must start the progress bar before calling setCurrent().');
+        }
+
+        $current = (int) $current;
+
+        if ($current < $this->current) {
+            throw new \LogicException('You can\'t regress the progress bar');
+        }
+
+        if (0 === $this->current) {
+            $redraw = true;
+        }
+
+        $prevPeriod = (int) ($this->current / $this->redrawFreq);
+
+        $this->current = $current;
+
+        $currPeriod = (int) ($this->current / $this->redrawFreq);
+        if ($redraw || $prevPeriod !== $currPeriod || $this->max === $this->current) {
+            $this->display();
+        }
+    }
+
+    /**
+     * Outputs the current progress string.
+     *
+     * @param bool $finish Forces the end result
+     *
+     * @throws \LogicException
+     */
+    public function display($finish = false)
+    {
+        if (null === $this->startTime) {
+            throw new \LogicException('You must start the progress bar before calling display().');
+        }
+
+        $message = $this->format;
+        foreach ($this->generate($finish) as $name => $value) {
+            $message = str_replace("%{$name}%", $value, $message);
+        }
+        $this->overwrite($this->output, $message);
+    }
+
+    /**
+     * Removes the progress bar from the current line.
+     *
+     * This is useful if you wish to write some output
+     * while a progress bar is running.
+     * Call display() to show the progress bar again.
+     */
+    public function clear()
+    {
+        $this->overwrite($this->output, '');
+    }
+
+    /**
+     * Finishes the progress output.
+     */
+    public function finish()
+    {
+        if (null === $this->startTime) {
+            throw new \LogicException('You must start the progress bar before calling finish().');
+        }
+
+        if (null !== $this->startTime) {
+            if (!$this->max) {
+                $this->barChar = $this->barCharOriginal;
+                $this->display(true);
+            }
+            $this->startTime = null;
+            $this->output->writeln('');
+            $this->output = null;
+        }
+    }
+
+    /**
+     * Initializes the progress helper.
+     */
+    private function initialize()
+    {
+        $this->formatVars = array();
+        foreach ($this->defaultFormatVars as $var) {
+            if (false !== strpos($this->format, "%{$var}%")) {
+                $this->formatVars[$var] = true;
+            }
+        }
+
+        if ($this->max > 0) {
+            $this->widths['max'] = $this->strlen($this->max);
+            $this->widths['current'] = $this->widths['max'];
+        } else {
+            $this->barCharOriginal = $this->barChar;
+            $this->barChar = $this->emptyBarChar;
+        }
+    }
+
+    /**
+     * Generates the array map of format variables to values.
+     *
+     * @param bool $finish Forces the end result
+     *
+     * @return array Array of format vars and values
+     */
+    private function generate($finish = false)
+    {
+        $vars = array();
+        $percent = 0;
+        if ($this->max > 0) {
+            $percent = (float) $this->current / $this->max;
+        }
+
+        if (isset($this->formatVars['bar'])) {
+            $completeBars = 0;
+
+            if ($this->max > 0) {
+                $completeBars = floor($percent * $this->barWidth);
+            } else {
+                if (!$finish) {
+                    $completeBars = floor($this->current % $this->barWidth);
+                } else {
+                    $completeBars = $this->barWidth;
+                }
+            }
+
+            $emptyBars = $this->barWidth - $completeBars - $this->strlen($this->progressChar);
+            $bar = str_repeat($this->barChar, $completeBars);
+            if ($completeBars < $this->barWidth) {
+                $bar .= $this->progressChar;
+                $bar .= str_repeat($this->emptyBarChar, $emptyBars);
+            }
+
+            $vars['bar'] = $bar;
+        }
+
+        if (isset($this->formatVars['elapsed'])) {
+            $elapsed = time() - $this->startTime;
+            $vars['elapsed'] = str_pad($this->humaneTime($elapsed), $this->widths['elapsed'], ' ', STR_PAD_LEFT);
+        }
+
+        if (isset($this->formatVars['current'])) {
+            $vars['current'] = str_pad($this->current, $this->widths['current'], ' ', STR_PAD_LEFT);
+        }
+
+        if (isset($this->formatVars['max'])) {
+            $vars['max'] = $this->max;
+        }
+
+        if (isset($this->formatVars['percent'])) {
+            $vars['percent'] = str_pad(floor($percent * 100), $this->widths['percent'], ' ', STR_PAD_LEFT);
+        }
+
+        return $vars;
+    }
+
+    /**
+     * Converts seconds into human-readable format.
+     *
+     * @param int $secs Number of seconds
+     *
+     * @return string Time in readable format
+     */
+    private function humaneTime($secs)
+    {
+        $text = '';
+        foreach ($this->timeFormats as $format) {
+            if ($secs < $format[0]) {
+                if (count($format) == 2) {
+                    $text = $format[1];
+                    break;
+                } else {
+                    $text = ceil($secs / $format[2]).' '.$format[1];
+                    break;
+                }
+            }
+        }
+
+        return $text;
+    }
+
+    /**
+     * Overwrites a previous message to the output.
+     *
+     * @param OutputInterface $output  An Output instance
+     * @param string          $message The message
+     */
+    private function overwrite(OutputInterface $output, $message)
+    {
+        $length = $this->strlen($message);
+
+        // append whitespace to match the last line's length
+        if (null !== $this->lastMessagesLength && $this->lastMessagesLength > $length) {
+            $message = str_pad($message, $this->lastMessagesLength, "\x20", STR_PAD_RIGHT);
+        }
+
+        // carriage return
+        $output->write("\x0D");
+        $output->write($message);
+
+        $this->lastMessagesLength = $this->strlen($message);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return 'progress';
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/QuestionHelper.php b/vendor/symfony/console/Symfony/Component/Console/Helper/QuestionHelper.php
new file mode 100644
index 0000000..caa0914
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/QuestionHelper.php
@@ -0,0 +1,418 @@
+<?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\Console\Helper;
+
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Formatter\OutputFormatterStyle;
+use Symfony\Component\Console\Question\Question;
+use Symfony\Component\Console\Question\ChoiceQuestion;
+
+/**
+ * The QuestionHelper class provides helpers to interact with the user.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class QuestionHelper extends Helper
+{
+    private $inputStream;
+    private static $shell;
+    private static $stty;
+
+    /**
+     * Asks a question to the user.
+     *
+     * @param InputInterface  $input    An InputInterface instance
+     * @param OutputInterface $output   An OutputInterface instance
+     * @param Question        $question The question to ask
+     *
+     * @return string The user answer
+     *
+     * @throws \RuntimeException If there is no data to read in the input stream
+     */
+    public function ask(InputInterface $input, OutputInterface $output, Question $question)
+    {
+        if (!$input->isInteractive()) {
+            return $question->getDefault();
+        }
+
+        if (!$question->getValidator()) {
+            return $this->doAsk($output, $question);
+        }
+
+        $that = $this;
+
+        $interviewer = function () use ($output, $question, $that) {
+            return $that->doAsk($output, $question);
+        };
+
+        return $this->validateAttempts($interviewer, $output, $question);
+    }
+
+    /**
+     * Sets the input stream to read from when interacting with the user.
+     *
+     * This is mainly useful for testing purpose.
+     *
+     * @param resource $stream The input stream
+     *
+     * @throws \InvalidArgumentException In case the stream is not a resource
+     */
+    public function setInputStream($stream)
+    {
+        if (!is_resource($stream)) {
+            throw new \InvalidArgumentException('Input stream must be a valid resource.');
+        }
+
+        $this->inputStream = $stream;
+    }
+
+    /**
+     * Returns the helper's input stream
+     *
+     * @return resource
+     */
+    public function getInputStream()
+    {
+        return $this->inputStream;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return 'question';
+    }
+
+    /**
+     * Asks the question to the user.
+     *
+     * This method is public for PHP 5.3 compatibility, it should be private.
+     *
+     * @param OutputInterface $output
+     * @param Question        $question
+     *
+     * @return bool|mixed|null|string
+     *
+     * @throws \Exception
+     * @throws \RuntimeException
+     */
+    public function doAsk(OutputInterface $output, Question $question)
+    {
+        $inputStream = $this->inputStream ?: STDIN;
+
+        $message = $question->getQuestion();
+        if ($question instanceof ChoiceQuestion) {
+            $width = max(array_map('strlen', array_keys($question->getChoices())));
+
+            $messages = (array) $question->getQuestion();
+            foreach ($question->getChoices() as $key => $value) {
+                $messages[] = sprintf("  [<info>%-${width}s</info>] %s", $key, $value);
+            }
+
+            $output->writeln($messages);
+
+            $message = $question->getPrompt();
+        }
+
+        $output->write($message);
+
+        $autocomplete = $question->getAutocompleterValues();
+        if (null === $autocomplete || !$this->hasSttyAvailable()) {
+            $ret = false;
+            if ($question->isHidden()) {
+                try {
+                    $ret = trim($this->getHiddenResponse($output, $inputStream));
+                } catch (\RuntimeException $e) {
+                    if (!$question->isHiddenFallback()) {
+                        throw $e;
+                    }
+                }
+            }
+
+            if (false === $ret) {
+                $ret = fgets($inputStream, 4096);
+                if (false === $ret) {
+                    throw new \RuntimeException('Aborted');
+                }
+                $ret = trim($ret);
+            }
+        } else {
+            $ret = trim($this->autocomplete($output, $question, $inputStream));
+        }
+
+        $ret = strlen($ret) > 0 ? $ret : $question->getDefault();
+
+        if ($normalizer = $question->getNormalizer()) {
+            return $normalizer($ret);
+        }
+
+        return $ret;
+    }
+
+    /**
+     * Autocompletes a question.
+     *
+     * @param OutputInterface $output
+     * @param Question        $question
+     *
+     * @return string
+     */
+    private function autocomplete(OutputInterface $output, Question $question, $inputStream)
+    {
+        $autocomplete = $question->getAutocompleterValues();
+        $ret = '';
+
+        $i = 0;
+        $ofs = -1;
+        $matches = $autocomplete;
+        $numMatches = count($matches);
+
+        $sttyMode = shell_exec('stty -g');
+
+        // Disable icanon (so we can fread each keypress) and echo (we'll do echoing here instead)
+        shell_exec('stty -icanon -echo');
+
+        // Add highlighted text style
+        $output->getFormatter()->setStyle('hl', new OutputFormatterStyle('black', 'white'));
+
+        // Read a keypress
+        while (!feof($inputStream)) {
+            $c = fread($inputStream, 1);
+
+            // Backspace Character
+            if ("\177" === $c) {
+                if (0 === $numMatches && 0 !== $i) {
+                    $i--;
+                    // Move cursor backwards
+                    $output->write("\033[1D");
+                }
+
+                if ($i === 0) {
+                    $ofs = -1;
+                    $matches = $autocomplete;
+                    $numMatches = count($matches);
+                } else {
+                    $numMatches = 0;
+                }
+
+                // Pop the last character off the end of our string
+                $ret = substr($ret, 0, $i);
+            } elseif ("\033" === $c) {
+                // Did we read an escape sequence?
+                $c .= fread($inputStream, 2);
+
+                // A = Up Arrow. B = Down Arrow
+                if (isset($c[2]) && ('A' === $c[2] || 'B' === $c[2])) {
+                    if ('A' === $c[2] && -1 === $ofs) {
+                        $ofs = 0;
+                    }
+
+                    if (0 === $numMatches) {
+                        continue;
+                    }
+
+                    $ofs += ('A' === $c[2]) ? -1 : 1;
+                    $ofs = ($numMatches + $ofs) % $numMatches;
+                }
+            } elseif (ord($c) < 32) {
+                if ("\t" === $c || "\n" === $c) {
+                    if ($numMatches > 0 && -1 !== $ofs) {
+                        $ret = $matches[$ofs];
+                        // Echo out remaining chars for current match
+                        $output->write(substr($ret, $i));
+                        $i = strlen($ret);
+                    }
+
+                    if ("\n" === $c) {
+                        $output->write($c);
+                        break;
+                    }
+
+                    $numMatches = 0;
+                }
+
+                continue;
+            } else {
+                $output->write($c);
+                $ret .= $c;
+                $i++;
+
+                $numMatches = 0;
+                $ofs = 0;
+
+                foreach ($autocomplete as $value) {
+                    // If typed characters match the beginning chunk of value (e.g. [AcmeDe]moBundle)
+                    if (0 === strpos($value, $ret) && $i !== strlen($value)) {
+                        $matches[$numMatches++] = $value;
+                    }
+                }
+            }
+
+            // Erase characters from cursor to end of line
+            $output->write("\033[K");
+
+            if ($numMatches > 0 && -1 !== $ofs) {
+                // Save cursor position
+                $output->write("\0337");
+                // Write highlighted text
+                $output->write('<hl>'.substr($matches[$ofs], $i).'</hl>');
+                // Restore cursor position
+                $output->write("\0338");
+            }
+        }
+
+        // Reset stty so it behaves normally again
+        shell_exec(sprintf('stty %s', $sttyMode));
+
+        return $ret;
+    }
+
+    /**
+     * Gets a hidden response from user.
+     *
+     * @param OutputInterface $output An Output instance
+     *
+     * @return string The answer
+     *
+     * @throws \RuntimeException In case the fallback is deactivated and the response cannot be hidden
+     */
+    private function getHiddenResponse(OutputInterface $output, $inputStream)
+    {
+        if ('\\' === DIRECTORY_SEPARATOR) {
+            $exe = __DIR__.'/../Resources/bin/hiddeninput.exe';
+
+            // handle code running from a phar
+            if ('phar:' === substr(__FILE__, 0, 5)) {
+                $tmpExe = sys_get_temp_dir().'/hiddeninput.exe';
+                copy($exe, $tmpExe);
+                $exe = $tmpExe;
+            }
+
+            $value = rtrim(shell_exec($exe));
+            $output->writeln('');
+
+            if (isset($tmpExe)) {
+                unlink($tmpExe);
+            }
+
+            return $value;
+        }
+
+        if ($this->hasSttyAvailable()) {
+            $sttyMode = shell_exec('stty -g');
+
+            shell_exec('stty -echo');
+            $value = fgets($inputStream, 4096);
+            shell_exec(sprintf('stty %s', $sttyMode));
+
+            if (false === $value) {
+                throw new \RuntimeException('Aborted');
+            }
+
+            $value = trim($value);
+            $output->writeln('');
+
+            return $value;
+        }
+
+        if (false !== $shell = $this->getShell()) {
+            $readCmd = $shell === 'csh' ? 'set mypassword = $<' : 'read -r mypassword';
+            $command = sprintf("/usr/bin/env %s -c 'stty -echo; %s; stty echo; echo \$mypassword'", $shell, $readCmd);
+            $value = rtrim(shell_exec($command));
+            $output->writeln('');
+
+            return $value;
+        }
+
+        throw new \RuntimeException('Unable to hide the response.');
+    }
+
+    /**
+     * Validates an attempt.
+     *
+     * @param callable        $interviewer A callable that will ask for a question and return the result
+     * @param OutputInterface $output      An Output instance
+     * @param Question        $question    A Question instance
+     *
+     * @return string The validated response
+     *
+     * @throws \Exception In case the max number of attempts has been reached and no valid response has been given
+     */
+    private function validateAttempts($interviewer, OutputInterface $output, Question $question)
+    {
+        $error = null;
+        $attempts = $question->getMaxAttempts();
+        while (null === $attempts || $attempts--) {
+            if (null !== $error) {
+                if (null !== $this->getHelperSet() && $this->getHelperSet()->has('formatter')) {
+                    $message = $this->getHelperSet()->get('formatter')->formatBlock($error->getMessage(), 'error');
+                } else {
+                    $message = '<error>'.$error->getMessage().'</error>';
+                }
+
+                $output->writeln($message);
+            }
+
+            try {
+                return call_user_func($question->getValidator(), $interviewer());
+            } catch (\Exception $error) {
+            }
+        }
+
+        throw $error;
+    }
+
+    /**
+     * Returns a valid unix shell.
+     *
+     * @return string|bool The valid shell name, false in case no valid shell is found
+     */
+    private function getShell()
+    {
+        if (null !== self::$shell) {
+            return self::$shell;
+        }
+
+        self::$shell = false;
+
+        if (file_exists('/usr/bin/env')) {
+            // handle other OSs with bash/zsh/ksh/csh if available to hide the answer
+            $test = "/usr/bin/env %s -c 'echo OK' 2> /dev/null";
+            foreach (array('bash', 'zsh', 'ksh', 'csh') as $sh) {
+                if ('OK' === rtrim(shell_exec(sprintf($test, $sh)))) {
+                    self::$shell = $sh;
+                    break;
+                }
+            }
+        }
+
+        return self::$shell;
+    }
+
+    /**
+     * Returns whether Stty is available or not.
+     *
+     * @return bool
+     */
+    private function hasSttyAvailable()
+    {
+        if (null !== self::$stty) {
+            return self::$stty;
+        }
+
+        exec('stty 2>&1', $output, $exitcode);
+
+        return self::$stty = $exitcode === 0;
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/Table.php b/vendor/symfony/console/Symfony/Component/Console/Helper/Table.php
new file mode 100644
index 0000000..67cfbb5
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/Table.php
@@ -0,0 +1,410 @@
+<?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\Console\Helper;
+
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * Provides helpers to display a table.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @author Саша Стаменковић <umpirsky@gmail.com>
+ */
+class Table
+{
+    /**
+     * Table headers.
+     *
+     * @var array
+     */
+    private $headers = array();
+
+    /**
+     * Table rows.
+     *
+     * @var array
+     */
+    private $rows = array();
+
+    /**
+     * Column widths cache.
+     *
+     * @var array
+     */
+    private $columnWidths = array();
+
+    /**
+     * Number of columns cache.
+     *
+     * @var array
+     */
+    private $numberOfColumns;
+
+    /**
+     * @var OutputInterface
+     */
+    private $output;
+
+    /**
+     * @var TableStyle
+     */
+    private $style;
+
+    private static $styles;
+
+    public function __construct(OutputInterface $output)
+    {
+        $this->output = $output;
+
+        if (!self::$styles) {
+            self::$styles = self::initStyles();
+        }
+
+        $this->setStyle('default');
+    }
+
+    /**
+     * Sets a style definition.
+     *
+     * @param string     $name  The style name
+     * @param TableStyle $style A TableStyle instance
+     */
+    public static function setStyleDefinition($name, TableStyle $style)
+    {
+        if (!self::$styles) {
+            self::$styles = self::initStyles();
+        }
+
+        self::$styles[$name] = $style;
+    }
+
+    /**
+     * Gets a style definition by name.
+     *
+     * @param string $name The style name
+     *
+     * @return TableStyle A TableStyle instance
+     */
+    public static function getStyleDefinition($name)
+    {
+        if (!self::$styles) {
+            self::$styles = self::initStyles();
+        }
+
+        if (!self::$styles[$name]) {
+            throw new \InvalidArgumentException(sprintf('Style "%s" is not defined.', $name));
+        }
+
+        return self::$styles[$name];
+    }
+
+    /**
+     * Sets table style.
+     *
+     * @param TableStyle|string $name The style name or a TableStyle instance
+     *
+     * @return Table
+     */
+    public function setStyle($name)
+    {
+        if ($name instanceof TableStyle) {
+            $this->style = $name;
+        } elseif (isset(self::$styles[$name])) {
+            $this->style = self::$styles[$name];
+        } else {
+            throw new \InvalidArgumentException(sprintf('Style "%s" is not defined.', $name));
+        }
+
+        return $this;
+    }
+
+    /**
+     * Gets the current table style.
+     *
+     * @return TableStyle
+     */
+    public function getStyle()
+    {
+        return $this->style;
+    }
+
+    public function setHeaders(array $headers)
+    {
+        $this->headers = array_values($headers);
+
+        return $this;
+    }
+
+    public function setRows(array $rows)
+    {
+        $this->rows = array();
+
+        return $this->addRows($rows);
+    }
+
+    public function addRows(array $rows)
+    {
+        foreach ($rows as $row) {
+            $this->addRow($row);
+        }
+
+        return $this;
+    }
+
+    public function addRow($row)
+    {
+        if ($row instanceof TableSeparator) {
+            $this->rows[] = $row;
+
+            return;
+        }
+
+        if (!is_array($row)) {
+            throw new \InvalidArgumentException('A row must be an array or a TableSeparator instance.');
+        }
+
+        $this->rows[] = array_values($row);
+
+        end($this->rows);
+        $rowKey = key($this->rows);
+        reset($this->rows);
+
+        foreach ($row as $key => $cellValue) {
+            if (!strstr($cellValue, "\n")) {
+                continue;
+            }
+
+            $lines = explode("\n", $cellValue);
+            $this->rows[$rowKey][$key] = $lines[0];
+            unset($lines[0]);
+
+            foreach ($lines as $lineKey => $line) {
+                $nextRowKey = $rowKey + $lineKey + 1;
+
+                if (isset($this->rows[$nextRowKey])) {
+                    $this->rows[$nextRowKey][$key] = $line;
+                } else {
+                    $this->rows[$nextRowKey] = array($key => $line);
+                }
+            }
+        }
+
+        return $this;
+    }
+
+    public function setRow($column, array $row)
+    {
+        $this->rows[$column] = $row;
+
+        return $this;
+    }
+
+    /**
+     * Renders table to output.
+     *
+     * Example:
+     * +---------------+-----------------------+------------------+
+     * | ISBN          | Title                 | Author           |
+     * +---------------+-----------------------+------------------+
+     * | 99921-58-10-7 | Divine Comedy         | Dante Alighieri  |
+     * | 9971-5-0210-0 | A Tale of Two Cities  | Charles Dickens  |
+     * | 960-425-059-0 | The Lord of the Rings | J. R. R. Tolkien |
+     * +---------------+-----------------------+------------------+
+     */
+    public function render()
+    {
+        $this->renderRowSeparator();
+        $this->renderRow($this->headers, $this->style->getCellHeaderFormat());
+        if (!empty($this->headers)) {
+            $this->renderRowSeparator();
+        }
+        foreach ($this->rows as $row) {
+            if ($row instanceof TableSeparator) {
+                $this->renderRowSeparator();
+            } else {
+                $this->renderRow($row, $this->style->getCellRowFormat());
+            }
+        }
+        if (!empty($this->rows)) {
+            $this->renderRowSeparator();
+        }
+
+        $this->cleanup();
+    }
+
+    /**
+     * Renders horizontal header separator.
+     *
+     * Example: +-----+-----------+-------+
+     */
+    private function renderRowSeparator()
+    {
+        if (0 === $count = $this->getNumberOfColumns()) {
+            return;
+        }
+
+        if (!$this->style->getHorizontalBorderChar() && !$this->style->getCrossingChar()) {
+            return;
+        }
+
+        $markup = $this->style->getCrossingChar();
+        for ($column = 0; $column < $count; $column++) {
+            $markup .= str_repeat($this->style->getHorizontalBorderChar(), $this->getColumnWidth($column)).$this->style->getCrossingChar();
+        }
+
+        $this->output->writeln(sprintf($this->style->getBorderFormat(), $markup));
+    }
+
+    /**
+     * Renders vertical column separator.
+     */
+    private function renderColumnSeparator()
+    {
+        $this->output->write(sprintf($this->style->getBorderFormat(), $this->style->getVerticalBorderChar()));
+    }
+
+    /**
+     * Renders table row.
+     *
+     * Example: | 9971-5-0210-0 | A Tale of Two Cities  | Charles Dickens  |
+     *
+     * @param array  $row
+     * @param string $cellFormat
+     */
+    private function renderRow(array $row, $cellFormat)
+    {
+        if (empty($row)) {
+            return;
+        }
+
+        $this->renderColumnSeparator();
+        for ($column = 0, $count = $this->getNumberOfColumns(); $column < $count; $column++) {
+            $this->renderCell($row, $column, $cellFormat);
+            $this->renderColumnSeparator();
+        }
+        $this->output->writeln('');
+    }
+
+    /**
+     * Renders table cell with padding.
+     *
+     * @param array  $row
+     * @param int    $column
+     * @param string $cellFormat
+     */
+    private function renderCell(array $row, $column, $cellFormat)
+    {
+        $cell = isset($row[$column]) ? $row[$column] : '';
+        $width = $this->getColumnWidth($column);
+
+        // str_pad won't work properly with multi-byte strings, we need to fix the padding
+        if (function_exists('mb_strwidth') && false !== $encoding = mb_detect_encoding($cell)) {
+            $width += strlen($cell) - mb_strwidth($cell, $encoding);
+        }
+
+        $width += Helper::strlen($cell) - Helper::strlenWithoutDecoration($this->output->getFormatter(), $cell);
+
+        $content = sprintf($this->style->getCellRowContentFormat(), $cell);
+
+        $this->output->write(sprintf($cellFormat, str_pad($content, $width, $this->style->getPaddingChar(), $this->style->getPadType())));
+    }
+
+    /**
+     * Gets number of columns for this table.
+     *
+     * @return int
+     */
+    private function getNumberOfColumns()
+    {
+        if (null !== $this->numberOfColumns) {
+            return $this->numberOfColumns;
+        }
+
+        $columns = array(count($this->headers));
+        foreach ($this->rows as $row) {
+            $columns[] = count($row);
+        }
+
+        return $this->numberOfColumns = max($columns);
+    }
+
+    /**
+     * Gets column width.
+     *
+     * @param int $column
+     *
+     * @return int
+     */
+    private function getColumnWidth($column)
+    {
+        if (isset($this->columnWidths[$column])) {
+            return $this->columnWidths[$column];
+        }
+
+        $lengths = array($this->getCellWidth($this->headers, $column));
+        foreach ($this->rows as $row) {
+            if ($row instanceof TableSeparator) {
+                continue;
+            }
+
+            $lengths[] = $this->getCellWidth($row, $column);
+        }
+
+        return $this->columnWidths[$column] = max($lengths) + strlen($this->style->getCellRowContentFormat()) - 2;
+    }
+
+    /**
+     * Gets cell width.
+     *
+     * @param array $row
+     * @param int   $column
+     *
+     * @return int
+     */
+    private function getCellWidth(array $row, $column)
+    {
+        return isset($row[$column]) ? Helper::strlenWithoutDecoration($this->output->getFormatter(), $row[$column]) : 0;
+    }
+
+    /**
+     * Called after rendering to cleanup cache data.
+     */
+    private function cleanup()
+    {
+        $this->columnWidths = array();
+        $this->numberOfColumns = null;
+    }
+
+    private static function initStyles()
+    {
+        $borderless = new TableStyle();
+        $borderless
+            ->setHorizontalBorderChar('=')
+            ->setVerticalBorderChar(' ')
+            ->setCrossingChar(' ')
+        ;
+
+        $compact = new TableStyle();
+        $compact
+            ->setHorizontalBorderChar('')
+            ->setVerticalBorderChar(' ')
+            ->setCrossingChar('')
+            ->setCellRowContentFormat('%s')
+        ;
+
+        return array(
+            'default' => new TableStyle(),
+            'borderless' => $borderless,
+            'compact' => $compact,
+        );
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/TableHelper.php b/vendor/symfony/console/Symfony/Component/Console/Helper/TableHelper.php
new file mode 100644
index 0000000..fc6861c
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/TableHelper.php
@@ -0,0 +1,263 @@
+<?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\Console\Helper;
+
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Output\NullOutput;
+
+/**
+ * Provides helpers to display table output.
+ *
+ * @author Саша Стаменковић <umpirsky@gmail.com>
+ * @author Fabien Potencier <fabien@symfony.com>
+ *
+ * @deprecated Deprecated since 2.5, to be removed in 3.0; use Table instead.
+ */
+class TableHelper extends Helper
+{
+    const LAYOUT_DEFAULT = 0;
+    const LAYOUT_BORDERLESS = 1;
+    const LAYOUT_COMPACT = 2;
+
+    /**
+     * @var Table
+     */
+    private $table;
+
+    public function __construct()
+    {
+        $this->table = new Table(new NullOutput());
+    }
+
+    /**
+     * Sets table layout type.
+     *
+     * @param int $layout self::LAYOUT_*
+     *
+     * @return TableHelper
+     *
+     * @throws \InvalidArgumentException when the table layout is not known
+     */
+    public function setLayout($layout)
+    {
+        switch ($layout) {
+            case self::LAYOUT_BORDERLESS:
+                $this->table->setStyle('borderless');
+                break;
+
+            case self::LAYOUT_COMPACT:
+                $this->table->setStyle('compact');
+                break;
+
+            case self::LAYOUT_DEFAULT:
+                $this->table->setStyle('default');
+                break;
+
+            default:
+                throw new \InvalidArgumentException(sprintf('Invalid table layout "%s".', $layout));
+        };
+
+        return $this;
+    }
+
+    public function setHeaders(array $headers)
+    {
+        $this->table->setHeaders($headers);
+
+        return $this;
+    }
+
+    public function setRows(array $rows)
+    {
+        $this->table->setRows($rows);
+
+        return $this;
+    }
+
+    public function addRows(array $rows)
+    {
+        $this->table->addRows($rows);
+
+        return $this;
+    }
+
+    public function addRow(array $row)
+    {
+        $this->table->addRow($row);
+
+        return $this;
+    }
+
+    public function setRow($column, array $row)
+    {
+        $this->table->setRow($column, $row);
+
+        return $this;
+    }
+
+    /**
+     * Sets padding character, used for cell padding.
+     *
+     * @param string $paddingChar
+     *
+     * @return TableHelper
+     */
+    public function setPaddingChar($paddingChar)
+    {
+        $this->table->getStyle()->setPaddingChar($paddingChar);
+
+        return $this;
+    }
+
+    /**
+     * Sets horizontal border character.
+     *
+     * @param string $horizontalBorderChar
+     *
+     * @return TableHelper
+     */
+    public function setHorizontalBorderChar($horizontalBorderChar)
+    {
+        $this->table->getStyle()->setHorizontalBorderChar($horizontalBorderChar);
+
+        return $this;
+    }
+
+    /**
+     * Sets vertical border character.
+     *
+     * @param string $verticalBorderChar
+     *
+     * @return TableHelper
+     */
+    public function setVerticalBorderChar($verticalBorderChar)
+    {
+        $this->table->getStyle()->setVerticalBorderChar($verticalBorderChar);
+
+        return $this;
+    }
+
+    /**
+     * Sets crossing character.
+     *
+     * @param string $crossingChar
+     *
+     * @return TableHelper
+     */
+    public function setCrossingChar($crossingChar)
+    {
+        $this->table->getStyle()->setCrossingChar($crossingChar);
+
+        return $this;
+    }
+
+    /**
+     * Sets header cell format.
+     *
+     * @param string $cellHeaderFormat
+     *
+     * @return TableHelper
+     */
+    public function setCellHeaderFormat($cellHeaderFormat)
+    {
+        $this->table->getStyle()->setCellHeaderFormat($cellHeaderFormat);
+
+        return $this;
+    }
+
+    /**
+     * Sets row cell format.
+     *
+     * @param string $cellRowFormat
+     *
+     * @return TableHelper
+     */
+    public function setCellRowFormat($cellRowFormat)
+    {
+        $this->table->getStyle()->setCellHeaderFormat($cellRowFormat);
+
+        return $this;
+    }
+
+    /**
+     * Sets row cell content format.
+     *
+     * @param string $cellRowContentFormat
+     *
+     * @return TableHelper
+     */
+    public function setCellRowContentFormat($cellRowContentFormat)
+    {
+        $this->table->getStyle()->setCellRowContentFormat($cellRowContentFormat);
+
+        return $this;
+    }
+
+    /**
+     * Sets table border format.
+     *
+     * @param string $borderFormat
+     *
+     * @return TableHelper
+     */
+    public function setBorderFormat($borderFormat)
+    {
+        $this->table->getStyle()->setBorderFormat($borderFormat);
+
+        return $this;
+    }
+
+    /**
+     * Sets cell padding type.
+     *
+     * @param int $padType STR_PAD_*
+     *
+     * @return TableHelper
+     */
+    public function setPadType($padType)
+    {
+        $this->table->getStyle()->setPadType($padType);
+
+        return $this;
+    }
+
+    /**
+     * Renders table to output.
+     *
+     * Example:
+     * +---------------+-----------------------+------------------+
+     * | ISBN          | Title                 | Author           |
+     * +---------------+-----------------------+------------------+
+     * | 99921-58-10-7 | Divine Comedy         | Dante Alighieri  |
+     * | 9971-5-0210-0 | A Tale of Two Cities  | Charles Dickens  |
+     * | 960-425-059-0 | The Lord of the Rings | J. R. R. Tolkien |
+     * +---------------+-----------------------+------------------+
+     *
+     * @param OutputInterface $output
+     */
+    public function render(OutputInterface $output)
+    {
+        $p = new \ReflectionProperty($this->table, 'output');
+        $p->setAccessible(true);
+        $p->setValue($this->table, $output);
+
+        $this->table->render();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return 'table';
+    }
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/TableSeparator.php b/vendor/symfony/console/Symfony/Component/Console/Helper/TableSeparator.php
new file mode 100644
index 0000000..1f6981b
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/TableSeparator.php
@@ -0,0 +1,21 @@
+<?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\Console\Helper;
+
+/**
+ * Marks a row as being a separator.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class TableSeparator
+{
+}
diff --git a/vendor/symfony/console/Symfony/Component/Console/Helper/TableStyle.php b/vendor/symfony/console/Symfony/Component/Console/Helper/TableStyle.php
new file mode 100644
index 0000000..580f9ab
--- /dev/null
+++ b/vendor/symfony/console/Symfony/Component/Console/Helper/TableStyle.php
@@ -0,0 +1,251 @@
+<?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\Console\Helper;
+
+/**
+ * Defines the styles for a Table.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @author Саша Стаменковић <umpirsky@gmail.com>
+ */
+class TableStyle
+{
+    private $paddingChar = ' ';
+    private $horizontalBorderChar = '-';
+    private $verticalBorderChar = '|';
+    private $crossingChar = '+';
+    private $cellHeaderFormat = '<info>%s</info>';
+    private $cellRowFormat = '%s';
+    private $cellRowContentFormat = ' %s ';
+    private $borderFormat = '%s';
+    private $padType = STR_PAD_RIGHT;
+
+    /**
+     * Sets padding character, used for cell padding.
+     *
+     * @param string $paddingChar
+     *
+     * @return TableStyle
+     */
+    public function setPaddingChar($paddingChar)
+    {
+        if (!$paddingChar) {
+            throw new \LogicException('The padding char must not be empty');
+        }
+
+        $this->paddingChar = $paddingChar;
+
+        return $this;
+    }
+
+    /**
+     * Gets padding character, used for cell padding.
+     *
+     * @return string
+     */
+    public function getPaddingChar()
+    {
+        return $this->paddingChar;
+    }
+
+    /**
+     * Sets horizontal border character.
+     *
+     * @param string $horizontalBorderChar
+     *
+     * @return TableStyle
+     */
+    public function setHorizontalBorderChar($horizontalBorderChar)
+    {
+        $this->horizontalBorderChar = $horizontalBorderChar;
+
+        return $this;
+    }
+
+    /**
+     * Gets horizontal border character.
+     *
+     * @return string
+     */
+    public function getHorizontalBorderChar()
+    {
+        return $this->horizontalBorderChar;
+    }
+
+    /**
+     * Sets vertical border character.
+     *
+     * @param string $verticalBorderChar
+     *
+     * @return TableStyle
+     */
+    public function setVerticalBorderChar($verticalBorderChar)
+    {
+        $this->verticalBorderChar = $verticalBorderChar;
+
+        return $this;
+    }
+
+    /**
+     * Gets vertical border character.
+     *
+     * @return string
+     */
+    public function getVerticalBorderChar()
+    {
+        return $this->verticalBorderChar;
+    }
+
+    /**
+     * Sets crossing character.
+     *
+     * @param string $crossingChar
+     *
+     * @return TableStyle
+     */
+    public function setCrossingChar($crossingChar)
+    {
+        $this->crossingChar = $crossingChar;
+
+        return $this;
+    }
+
+    /**
+     * Gets crossing character.
+     *
+     * @return string $crossingChar
+     */
+    public function getCrossingChar()
+    {
+        return $this->crossingChar;
+    }
+
+    /**
+     * Sets header cell format.
+     *
+     * @param string $cellHeaderFormat
+     *
+     * @return TableStyle
+     */
+    public function setCellHeaderFormat($cellHeaderFormat)
+    {
+        $this->cellHeaderFormat = $cellHeaderFormat;
+
+        return $this;
+    }
+
+    /**
+     * Gets header cell format.
+     *
+     * @return string
+     */
+    public function getCellHeaderFormat()
+    {
+        return $this->cellHeaderFormat;
+    }
+
+    /**
+     * Sets row cell format.
+     *
+     * @param string $cellRowFormat
+     *
+     * @return TableStyle
+     */
+    public function setCellRowFormat($cellRowFormat)
+    {
+        $this->cellRowFormat = $cellRowFormat;
+
+        return $this;
+    }
+
+    /**
+     * Gets row cell format.
+     *
+     * @return string
+     */
+    public function getCellRowFormat()
+    {
+        return $this->cellRowFormat;
+    }
+
+    /**
+     * Sets row cell content format.
+     *
+     * @param string $cellRowContentFormat
+     *
+     * @return TableStyle
+     */
+    public function setCellRowContentFormat($cellRowContentFormat)
+    {
+        $this->cellRowContentFormat = $cellRowContentFormat;
+
+        return $this;
+    }
+
+    /**
+     * Gets row cell content format.
+     *
+     * @return string
+     */
+    public function getCellRowContentFormat()
+    {
+        return $this->cellRowContentFormat;
+    }
+
+    /**
+     * Sets table border format.
+     *
+     * @param string $borderFormat
+     *
+     * @return TableStyle
+     */
+    public function setBorderFormat($borderFormat)
+    {
+        $this->borderFormat = $borderFormat;
+
+        return $this;
+    }
+
+    /**
+     * Gets table border format.
+     *
+     * @return string
+     */
+    public function getBorderFormat()
+    {
+        return $this->borderFormat;
+    }
+
+    /**
+     * Sets cell padding type.
+     *
+     * @param int $padType STR_PAD_*
+     *
+     * @return TableStyle
+     */
+    public function setPadType($padType)
+    {
+        $this->padType = $padType;
+
+        return $this;
+    }
+
+    /**
+     * Gets cell padding type.
+     *
+     * @return int
+     */
+    public function getPadType()
+    {
+        return $this->padType;
+    }
+}