public static function init(Config $config, $appdir, $pluginsDir)
{
self::loadDir($pluginsDir, $config->get('enabled_plugins'));
self::loadDir($appdir, null);
self::$_resources = array();
I18n::addSearchDir('coorg', 'coorg');
self::$_pluginDir = $pluginsDir;
self::$_appdir = $appdir;
self::$_config = $config;
spl_autoload_register(array('CoOrg', 'loadModel'));
self::loadPluginInfo('relations');
}