function install()
 {
     if (!ConfigOptions::exists('frosso_auth_my_pub_key')) {
         ConfigOptions::addOption('frosso_auth_my_pub_key', FROSSO_AUTH_MODULE, '');
     }
     if (!ConfigOptions::exists('frosso_auth_my_pri_key')) {
         ConfigOptions::addOption('frosso_auth_my_pri_key', FROSSO_AUTH_MODULE, '');
     }
     if (!ConfigOptions::exists('frosso_auth_my_pri_token')) {
         ConfigOptions::addOption('frosso_auth_my_pri_token', FROSSO_AUTH_MODULE, 'token');
     }
     parent::install();
 }