public static function Instance($token = null, $config = array())
    {
        if (self::$instance == null || !empty($token)) {
            self::$instance = new self($token, $config);
        }
        return self::$instance;
    }
public static function Instance($token = null, $config = array())
    {
        if (self::$instance == null || !empty($token)) {
            self::$instance = new self($token, $config);
        }
        return self::$instance;
    }
public static function Instance ( $ token = null , $ config = array ( ) ) { if ( self :: $ instance == null || ! empty ( $ token ) ) { self :: $ instance = new self ( $ token , $ config ) ; } return self :: $ instance ; }
I AM SINGLETON
We don't need to go instantiating all these objects more than once here
@return Instaphp
I AM SINGLETON We don t need to go instantiating all these objects more than once here