6.1 warning - coding error

[Ferdinand]

for purchase_order_line
fiscal_position should be fiscal_position_id

see patch

[Carlo - Didotech.com (iw3hxn)]

also on line 140 warning.py
on onchange_partner_id

result = super(account_invoice, self).onchange_partner_id(cr, uid, ids, type, partner_id,
            date_invoice=False, payment_term=False, partner_bank_id=False)

need to be changed in

result = super(account_invoice, self).onchange_partner_id(cr, uid, ids, type, partner_id,
            date_invoice=False, payment_term=False, partner_bank_id=False, company_id=False)