public function getClient()
    {
        $options = array(
            'headers' => array(
                'User-Agent' => 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:50.0) Gecko/20100101 Firefox/50.0',
                'Referer' => 'http://www.addic7ed.com'
            ),
            // 'connect_timeout' => 15,
            // 'timeout' => 30,
        );

        if ($this->proxy) {
            $options['proxy'] = $this->proxy;
        }

        return new \GuzzleHttp\Client($options);
    }