menalto2piwigo - don't import weight/rank (order)

331c331
<           'rank' => $weight,
---
> //          'rank' => $weight,
419c419,420
<         'update'  => array('name', 'comment', 'rank'),
---
>         'update'  => array('name', 'comment'),
> //        'update'  => array('name', 'comment', 'rank'),
570c571
<           'rank' => $row['weight'],
---
> //          'rank' => $row['weight'],
706c707,708
<         'update'  => array('name', 'comment', 'rank'),
---
>         'update'  => array('name', 'comment'),
> //        'update'  => array('name', 'comment', 'rank'),