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)


import time
from collections import OrderedDict
from odoo import api, fields, models, _
from odoo.osv import expression
from odoo.exceptions import RedirectWarning, UserError, ValidationError
from odoo.tools.misc import formatLang
from odoo.tools import float_is_zero, float_compare
from odoo.tools.safe_eval import safe_eval
import odoo.addons.decimal_precision as dp
from lxml import etree
class AccountMove(models.Model):
    _name = "account.move"
    _description = "Account Entry"
    _order = 'date desc, id desc'
    @api.multi
    @api.depends('name', 'state')
    def name_get(self):