Kimai_Registry::setConfig PHP Method

    public static function setConfig(Kimai_Config $config)
    {
        self::set('Kimai_Config', $config);
    }

 protected function resetKga()
 {
     if (null === $this->kgaLast) {
         return;
     }
     global $kga;
     $kga = $this->kgaLast;
     \Kimai_Registry::setConfig($kga);
 }