diff --git a/addons/account/wizard/account_chart.py b/addons/account/wizard/account_chart.py
index 73be9040d22c1fa898f723c040acd7cf6f37d20d..3d92b2119388f185e5028387136afddd0997f30c 100644
--- a/addons/account/wizard/account_chart.py
+++ b/addons/account/wizard/account_chart.py
@@ -51,7 +51,7 @@ class account_chart(osv.osv_memory):
                                FROM account_period p
                                LEFT JOIN account_fiscalyear f ON (p.fiscalyear_id = f.id)
                                WHERE f.id = %s
-                               ORDER BY p.date_start ASC
+                               ORDER BY p.date_start ASC, p.special DESC
                                LIMIT 1) AS period_start
                 UNION ALL
                 SELECT * FROM (SELECT p.id
diff --git a/addons/mrp/procurement.py b/addons/mrp/procurement.py
index 58727d9c16014a8865127ea717436f99c9e34be0..71aae2be7115e5fe192cca956c49152f6e05da5a 100644
--- a/addons/mrp/procurement.py
+++ b/addons/mrp/procurement.py
@@ -23,6 +23,7 @@ from datetime import datetime
 from dateutil.relativedelta import relativedelta
 from openerp.osv import osv, fields
 from openerp.tools.translate import _
+from openerp.tools import DEFAULT_SERVER_DATETIME_FORMAT
 from openerp import SUPERUSER_ID
 
 class procurement_rule(osv.osv):
@@ -68,47 +69,54 @@ class procurement_order(osv.osv):
                 return False
         return True
 
+    def _get_date_planned(self, cr, uid, procurement, context=None):
+        format_date_planned = datetime.strptime(procurement.date_planned,
+                                                DEFAULT_SERVER_DATETIME_FORMAT)
+        date_planned = format_date_planned - relativedelta(days=procurement.product_id.produce_delay or 0.0)
+        date_planned = date_planned - relativedelta(days=procurement.company_id.manufacturing_lead)
+        return date_planned
+
+    def _prepare_mo_vals(self, cr, uid, procurement, context=None):
+        res_id = procurement.move_dest_id and procurement.move_dest_id.id or False
+        newdate = self._get_date_planned(cr, uid, procurement, context=context)
+        bom_obj = self.pool.get('mrp.bom')
+        if procurement.bom_id:
+            bom_id = procurement.bom_id.id
+            routing_id = procurement.bom_id.routing_id.id
+        else:
+            properties = [x.id for x in procurement.property_ids]
+            bom_id = bom_obj._bom_find(cr, uid, product_id=procurement.product_id.id,
+                                       properties=properties, context=context)
+            bom = bom_obj.browse(cr, uid, bom_id, context=context)
+            routing_id = bom.routing_id.id
+        return {
+            'origin': procurement.origin,
+            'product_id': procurement.product_id.id,
+            'product_qty': procurement.product_qty,
+            'product_uom': procurement.product_uom.id,
+            'product_uos_qty': procurement.product_uos and procurement.product_uos_qty or False,
+            'product_uos': procurement.product_uos and procurement.product_uos.id or False,
+            'location_src_id': procurement.location_id.id,
+            'location_dest_id': procurement.location_id.id,
+            'bom_id': bom_id,
+            'routing_id': routing_id,
+            'date_planned': newdate.strftime('%Y-%m-%d %H:%M:%S'),
+            'move_prod_id': res_id,
+            'company_id': procurement.company_id.id,
+        }
+
     def make_mo(self, cr, uid, ids, context=None):
         """ Make Manufacturing(production) order from procurement
         @return: New created Production Orders procurement wise
         """
         res = {}
-        company = self.pool.get('res.users').browse(cr, uid, uid, context).company_id
         production_obj = self.pool.get('mrp.production')
-        bom_obj = self.pool.get('mrp.bom')
         procurement_obj = self.pool.get('procurement.order')
         for procurement in procurement_obj.browse(cr, uid, ids, context=context):
             if self.check_bom_exists(cr, uid, [procurement.id], context=context):
-                if procurement.bom_id:
-                    bom_id = procurement.bom_id.id
-                    routing_id = procurement.bom_id.routing_id.id
-                else:
-                    properties = [x.id for x in procurement.property_ids]
-                    bom_id = bom_obj._bom_find(cr, uid, product_id=procurement.product_id.id,
-                                               properties=properties, context=context)
-                    bom = bom_obj.browse(cr, uid, bom_id, context=context)
-                    routing_id = bom.routing_id.id
-
-                res_id = procurement.move_dest_id and procurement.move_dest_id.id or False
-                newdate = datetime.strptime(procurement.date_planned, '%Y-%m-%d %H:%M:%S') - relativedelta(days=procurement.product_id.produce_delay or 0.0)
-                newdate = newdate - relativedelta(days=company.manufacturing_lead)
                 #create the MO as SUPERUSER because the current user may not have the rights to do it (mto product launched by a sale for example)
-                produce_id = production_obj.create(cr, SUPERUSER_ID, {
-                    'origin': procurement.origin,
-                    'product_id': procurement.product_id.id,
-                    'product_qty': procurement.product_qty,
-                    'product_uom': procurement.product_uom.id,
-                    'product_uos_qty': procurement.product_uos and procurement.product_uos_qty or False,
-                    'product_uos': procurement.product_uos and procurement.product_uos.id or False,
-                    'location_src_id': procurement.location_id.id,
-                    'location_dest_id': procurement.location_id.id,
-                    'bom_id': bom_id,
-                    'routing_id': routing_id,
-                    'date_planned': newdate.strftime('%Y-%m-%d %H:%M:%S'),
-                    'move_prod_id': res_id,
-                    'company_id': procurement.company_id.id,
-                })
-
+                vals = self._prepare_mo_vals(cr, uid, procurement, context=context)
+                produce_id = production_obj.create(cr, SUPERUSER_ID, vals, context=context)
                 res[procurement.id] = produce_id
                 self.write(cr, uid, [procurement.id], {'production_id': produce_id})
                 self.production_order_create_note(cr, uid, procurement, context=context)
diff --git a/addons/product/product.py b/addons/product/product.py
index e5afb4ef38d4b1ea2b97ac1da57f8f90febbd3cd..253bae7a3eebe7b6f540499334cacafe977cd3ea 100644
--- a/addons/product/product.py
+++ b/addons/product/product.py
@@ -898,11 +898,8 @@ class product_product(osv.osv):
         return dict.fromkeys(ids, True)
 
     def _get_name_template_ids(self, cr, uid, ids, context=None):
-        result = set()
         template_ids = self.pool.get('product.product').search(cr, uid, [('product_tmpl_id', 'in', ids)])
-        for el in template_ids:
-            result.add(el)
-        return list(result)
+        return list(set(template_ids))
 
     def _get_image_variant(self, cr, uid, ids, name, args, context=None):
         result = dict.fromkeys(ids, False)
diff --git a/addons/purchase/tests/__init__.py b/addons/purchase/tests/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..295471b9aa3797f602ea47e7e35732cb26bf8c37
--- /dev/null
+++ b/addons/purchase/tests/__init__.py
@@ -0,0 +1,26 @@
+# -*- coding: utf-8 -*-
+##############################################################################
+#
+#    OpenERP, Open Source Business Applications
+#    Copyright (c) 2012-TODAY OpenERP S.A. <http://openerp.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero General Public License as
+#    published by the Free Software Foundation, either version 3 of the
+#    License, or (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+import test_average_price
+
+checks = [
+    test_average_price,
+]
diff --git a/addons/purchase/tests/test_average_price.py b/addons/purchase/tests/test_average_price.py
new file mode 100644
index 0000000000000000000000000000000000000000..79d299a9080d8a6afd025d12f38853c2984b0082
--- /dev/null
+++ b/addons/purchase/tests/test_average_price.py
@@ -0,0 +1,175 @@
+# -*- coding: utf-8 -*-
+##############################################################################
+#
+#    OpenERP, Open Source Business Applications
+#    Copyright (c) 2012-TODAY OpenERP S.A. <http://openerp.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero General Public License as
+#    published by the Free Software Foundation, either version 3 of the
+#    License, or (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+#from openerp.test.common import TransactionCase
+from datetime import date
+from openerp.tests import common
+from openerp import workflow
+
+
+class TestAveragePrice(common.TransactionCase):
+    def setUp(self):
+        super(TestAveragePrice, self).setUp()
+        cr, uid, context = self.cr, self.uid, {}
+        self.ir_model_data = self.registry('ir.model.data')
+        self.product_product = self.registry('product.product')
+        self.purchase_order = self.registry('purchase.order')
+        self.purchase_order_line = self.registry('purchase.order.line')
+        self.pricelist = self.registry('product.pricelist')
+        self.stock_location = self.registry('stock.location')
+        self.stock_picking = self.registry('stock.picking')
+        self.stock_move = self.registry('stock.move')
+        self.stock_partial_move = self.registry('stock.partial.move')
+        self.stock_partial_move_line = self.registry('stock.partial.move.line')
+        self.partial_picking = self.registry('stock.partial.picking')
+        self.partial_picking_line = self.registry('stock.partial.picking.line')
+        change_product_qty = self.registry('stock.change.product.qty')
+
+        _, partner_id = self.registry('ir.model.data').get_object_reference(cr, uid, 'base', 'res_partner_1')
+        _, pricelist_id = self.registry('ir.model.data').get_object_reference(cr, uid, 'product', 'list0')
+        _, self.location_id = self.registry('ir.model.data').get_object_reference(cr, uid, 'stock', 'stock_location_stock')
+        _, self.supplier_location_id = self.registry('ir.model.data').get_object_reference(cr, uid, 'stock', 'stock_location_suppliers')
+        _, input_account_id = self.registry('ir.model.data').get_object_reference(cr, uid, 'account', 'xfa')
+        _, output_account_id = self.registry('ir.model.data').get_object_reference(cr, uid, 'account', 'xfa')
+
+        self.standard_price = 10
+        self.order_price_unit = 20
+        self.available_qty = 1
+        self.order_qty = 1
+        self.picking_qty = 1
+
+        self.product_id = self.product_product.create(cr, uid, {
+            'name': 'Average product',
+            'cost_method': 'average',
+            'valuation': 'real_time',
+            'property_stock_account_input': input_account_id,
+            'property_stock_account_output': output_account_id,
+        }, context=context)
+
+        self.product_product.do_change_standard_price(
+            cr, uid, [self.product_id], {
+                'new_price': self.standard_price,
+                'stock_input_account': input_account_id,
+                'stock_output_account': output_account_id})
+
+        change_product_qty_id = change_product_qty.create(
+            cr, uid, {
+                'location_id': self.location_id,
+                'new_quantity': self.available_qty,
+                'product_id': self.product_id})
+        change_product_qty.change_product_qty(
+            cr, uid, [change_product_qty_id], {
+                'active_model': 'product.product',
+                'active_id': self.product_id,
+                'active_ids': [self.product_id]})
+
+        self.po_01_id = self.purchase_order.create(cr, uid, {
+            'partner_id': partner_id,
+            'location_id': self.location_id,
+            'pricelist_id': pricelist_id,
+        }, context=context)
+
+        self.order_line_10 = self.purchase_order_line.create(cr, uid, {
+            'order_id': self.po_01_id,
+            'product_id': self.product_id,
+            'name': 'description',
+            'date_planned': date.today(),
+            'product_qty': self.order_qty,
+            'price_unit': self.order_price_unit
+        }, context=context)
+
+        workflow.trg_validate(uid, 'purchase.order', self.po_01_id, 'purchase_confirm', cr)
+
+    def test_10_stock_move_action_done(self):
+        cr, uid, context = self.cr, self.uid, {}
+        picking_id = self.purchase_order.read(cr, uid, [self.po_01_id], ['picking_ids'])[0]['picking_ids']
+        move_lines_ids = self.stock_picking.read(cr, uid, picking_id, ['move_lines'])[0]['move_lines']
+        for move in self.stock_move.browse(cr, uid, move_lines_ids, context=context):
+            move.action_done()
+
+        new_price = self.product_product.read(cr, uid, self.product_id, ['standard_price'], context=context)['standard_price']
+        self.assertAlmostEqual(
+            new_price,
+            (self.available_qty * self.standard_price + self.order_qty * self.order_price_unit)
+            /(self.available_qty + self.order_qty))
+
+    def test_20_partial_stock_move(self):
+        cr, uid, context = self.cr, self.uid, {}
+        picking_ids = self.purchase_order.read(cr, uid, [self.po_01_id], ['picking_ids'])[0]['picking_ids']
+        product = self.product_product.browse(cr, uid, self.product_id, context=context)
+
+        partial_move_id = self.stock_partial_move.create(cr, uid, {
+            'date': date.today(),
+            'picking_id': picking_ids[0]
+        }, context=context)
+
+        move_lines_ids = self.stock_picking.read(cr, uid, picking_ids, ['move_lines'])[0]['move_lines']
+        for move in self.stock_move.browse(cr, uid, move_lines_ids, context=context):
+            self.stock_partial_move_line.create(cr, uid, {
+                'product_id': self.product_id,
+                'quantity': self.picking_qty,
+                'product_uom': product.uom_id.id,
+                'location_dest_id': self.location_id,
+                'location_id': self.supplier_location_id,
+                'move_id': move.id,
+                'cost': self.order_price_unit,
+                'wizard_id': partial_move_id,
+            }, context=context)
+
+        self.stock_partial_move.do_partial(cr, uid, [partial_move_id], context=context)
+
+        new_price = self.product_product.read(cr, uid, self.product_id, ['standard_price'], context=context)['standard_price']
+        self.assertAlmostEqual(
+            new_price,
+            (self.available_qty * self.standard_price + self.order_qty * self.order_price_unit)
+            /(self.available_qty + self.order_qty))
+
+    def test_30_partial_stock_picking(self):
+        cr, uid, context = self.cr, self.uid, {}
+        picking_ids = self.purchase_order.read(cr, uid, [self.po_01_id], ['picking_ids'])[0]['picking_ids']
+        product = self.product_product.browse(cr, uid, self.product_id, context=context)
+
+        partial_picking_id = self.partial_picking.create(cr, uid, {
+            'date': date.today(),
+            'picking_id': picking_ids[0],
+        }, context=context)
+
+        move_lines_ids = self.stock_picking.read(cr, uid, picking_ids, ['move_lines'])[0]['move_lines']
+        for move in self.stock_move.browse(cr, uid, move_lines_ids, context=context):
+            self.partial_picking_line.create(cr, uid, {
+                'product_id': self.product_id,
+                'quantity': self.picking_qty,
+                'product_uom': product.uom_id.id,
+                'location_dest_id': self.location_id,
+                'location_id': self.supplier_location_id,
+                'move_id': move.id,
+                'cost': self.order_price_unit,
+                'wizard_id': partial_picking_id,
+            }, context=context)
+
+        self.partial_picking.do_partial(cr, uid, [partial_picking_id], context=context)
+
+        new_price = self.product_product.read(cr, uid, self.product_id, ['standard_price'], context=context)['standard_price']
+        self.assertAlmostEqual(
+            new_price,
+            (self.available_qty * self.standard_price + self.order_qty * self.order_price_unit)
+            /(self.available_qty + self.order_qty))
+
diff --git a/addons/web/static/src/js/view_list.js b/addons/web/static/src/js/view_list.js
index 1de4e58ab09954d6574278a23cbcf2e646be9a56..3779e5cd219210c57b8abb440d97bbfe6a77af49 100644
--- a/addons/web/static/src/js/view_list.js
+++ b/addons/web/static/src/js/view_list.js
@@ -1613,7 +1613,9 @@ instance.web.ListView.Groups = instance.web.Class.extend( /** @lends instance.we
                 .filter(function (column) { return column.tag === 'field';})
                 .pluck('name').value(),
             function (groups) {
-                self.view.$pager.hide();
+                // page count is irrelevant on grouped page, replace by limit
+                self.view.$pager.find('.oe_pager_group').hide();
+                self.view.$pager.find('.oe_list_pager_state').text(self.view._limit ? self.view._limit : '∞');
                 $el[0].appendChild(
                     self.render_groups(groups));
                 if (post_render) { post_render(); }