[imp] account_invoice supplier invoice number in move_lines instead of reference
[imp] account_invoice supplier invoice number in move_lines instead of reference, also invoice number for out_invoice
[imp] account_invoice supplier_invoice_number
[FIX] account: No bank account on invoice when invoicing a contact.
[IMP] use supplier_invoice_number if available
[FIX] account: No bank account on invoice when invoicing a contact