private static function logInstallationDone()
 {
     $version = new Gpf_Db_Version();
     $version->setVersion(Gpf_Application::getInstance()->getVersion());
     $version->setApplication(Gpf_Application::getInstance()->getCode());
     $version->loadFromData(array(Gpf_Db_Table_Versions::NAME, Gpf_Db_Table_Versions::APPLICATION));
     $version->setDone();
     $version->update();
 }