Impacted versions:
10.0
Steps to reproduce:
1. Create Customer Invoice and Validate
2. Make Payments on Payments screen and confirm
3. Open Manual Payments and Invocies and try to reconcile hitting CTRL-Enter for mass reconciliation

Current behavior:
Odoo server error raised with traceback
File "/home/odoo/runbot/extra/runbot/static/build/188623-10-0-347494/odoo/addons/account/models/account_move.py", line 729, in process_reconciliations
    self.process_reconciliation(datum['mv_line_ids'], datum['new_mv_line_dicts'])
TypeError: process_reconciliation() takes exactly 2 arguments (3 given)

Expected behavior:

Video/Screenshot link (optional):
![image](https://cloud.githubusercontent.com/assets/17149532/21532189/3596954a-cd4e-11e6-94fa-be2195bd9f7b.png)


'partner_id': line.partner_id.id,
                'partner_name': line.partner_id.name,
                'currency_id': (line.currency_id and line.amount_currency) and line.currency_id.id or False,
            }
            debit = line.debit
            credit = line.credit
            amount = line.amount_residual
            amount_currency = line.amount_residual_currency
            
            if line.account_id.internal_type == 'liquidity':
                amount = abs(debit - credit)
                amount_currency = abs(line.amount_currency)
            
            target_currency = target_currency or company_currency
            line_currency = (line.currency_id and line.amount_currency) and line.currency_id or company_currency
            amount_currency_str = ""
            total_amount_currency_str = ""
            if line_currency != company_currency and target_currency == line_currency:
                
                
                
                
                total_amount = line.amount_currency
                actual_debit = debit > 0 and amount_currency or 0.0
                actual_credit = credit > 0 and -amount_currency or 0.0
                currency = line_currency
            else:
                # Ei
                #  - 
                #  -