Fix bug when calculate the account moves in the account_invoice_defer

module.

account_invoice_defer.diff

@@ -0,0 +1,31 @@
+diff --git a/tryton/modules/account_invoice_defer/account.py b/modules/account_invoice_defer/account.py
+index e56541bdc0..f1e0c37206 100644
+--- a/tryton/modules/account_invoice_defer/account.py
++++ b/tryton/modules/account_invoice_defer/account.py
+@@ -272,10 +272,9 @@ class InvoiceDeferred(Workflow, ModelSQL, ModelView):
+                     if remainder:
+                         for line in last_move.lines:
+                             if line.debit:
+-                                line.debit -= remainder
++                                line.debit += remainder
+                             else:
+                                 line.credit -= remainder
+-                        last_move.lines = last_move.lines
+                         to_save.append(last_move)
+         Move.save(to_save)
+         Move.post(moves)
+@@ -287,12 +286,12 @@ class InvoiceDeferred(Workflow, ModelSQL, ModelView):
+ 
+     @property
+     def amount_remainder(self):
+-        balance = 0
++        balance = self.amount
+         for move in self.moves:
+             income_account = self.invoice_line.account.current(move.date)
+             for line in move.lines:
+                 if line.account == income_account:
+-                    balance += line.debit - line.credit
++                    balance -= line.debit - line.credit
+         return balance
+ 
+     def get_move(self, period=None):

series

@@ -51,9 +51,9 @@ issue12116.diff # [sale] Return sale using a single copy call
 
 issue12226.diff # [sale_credit_limit] Do not deduce negative sale quantities from credit amount
 
+account_invoice_defer.diff # [account_invoice_defer] Fix problem when calcaulte the account moves
 issue11306.diff # [analytic_invocie] Add compatibility between the analytic_invocie module and the account_invoice_defer module
 
-
 strftime_format.diff # [ir] Fix problem with strftime format, reducing the time needed to format standard time. When the %A or %B is not used.
 
 counterpart_party_payment_clearing.diff # [account_payment_clearing] Add the possiblity to have a party in the counterpart move when reconcile on a payment.