[FIX]Fixed two usability issue, regarding tax label and order of stock.picking.
[FIX]Re-fixed the usability issues.
[FIX]share_wizard: fix problem due to related o2m fields that doesn't have the field: _fields_id
[MERGE] sync with latest trunk
[IMP] sort stock picking by id, no percent label for tax amount
[MERGE] [IMP] stock: sort picking by id, account: no percent label for tax amount
[FIX] share: don't crash anymore when sharing an object with a one2many related fields