/**
* Fledging. Get singleton instance
*
* @param array $settings linfo settings
* @access public
* @return object LinfoError instance
*/
public static function Fledging($settings = null)
{
$c = __CLASS__;
if (!isset(self::$_fledging)) {
self::$_fledging = new $c($settings);
}
return self::$_fledging;
}
/**
* Wipe out singleton instance. Used mainly for unit tests
*
* @static
* @return void
*/
public static function clear()
{
self::$_fledging = null;
}