Various Fixes

Added use \SecurityMultiTool\Common;

Fix on Line 24 - parent::construct error
parent:__construct($options);

Fix on line 25 : Removed Csrf\ prefix since we're already in the csrf namespace
$this->generator = new Csrf\TokenGenerator;

Fix on line 92 : semicolon after the expire variable, while inside an array
$_SESSION[$this->getTokenName()] = array(
    'token' => $this->getToken(),
    'expire' => $expire;
);