diff --git a/addons/account/models/account_invoice.py b/addons/account/models/account_invoice.py
index 83407aec4bc..ae8dc1862b5 100644
--- a/addons/account/models/account_invoice.py
+++ b/addons/account/models/account_invoice.py
@@ -591,7 +591,8 @@ class AccountInvoice(models.Model):
         for invoice in self:
             # Delete non-manual tax lines
             self._cr.execute("DELETE FROM account_invoice_tax WHERE invoice_id=%s AND manual is False", (invoice.id,))
-            self.invalidate_cache()
+            if self._cr.rowcount:
+                self.invalidate_cache()
 
             # Generate one tax line per tax, however many invoice lines it's applied to
             tax_grouped = invoice.get_taxes_values()
diff --git a/addons/account/models/account_move.py b/addons/account/models/account_move.py
index f8b46f43dc0..36bc522d5d5 100644
--- a/addons/account/models/account_move.py
+++ b/addons/account/models/account_move.py
@@ -55,7 +55,8 @@ class AccountMove(models.Model):
                     total_amount += amount
                     for partial_line in (line.matched_debit_ids + line.matched_credit_ids):
                         total_reconciled += partial_line.amount
-            if float_is_zero(total_amount, precision_rounding=move.currency_id.rounding):
+            precision_currency = move.currency_id or move.company_id.currency_id
+            if float_is_zero(total_amount, precision_rounding=precision_currency.rounding):
                 move.matched_percentage = 1.0
             else:
                 move.matched_percentage = total_reconciled / total_amount
diff --git a/addons/l10n_multilang/models/l10n_multilang.py b/addons/l10n_multilang/models/l10n_multilang.py
index 0c096c4cdf3..4bde8505d5c 100644
--- a/addons/l10n_multilang/models/l10n_multilang.py
+++ b/addons/l10n_multilang/models/l10n_multilang.py
@@ -32,14 +32,14 @@ class AccountChartTemplate(models.Model):
             for element in in_ids.with_context(lang=None):
                 if value[element.id]:
                     #copy Translation from Source to Destination object
-                    xlat_obj.create({
-                        'name': out_ids._name + ',' + in_field,
-                        'type': 'model',
-                        'res_id': out_ids[counter].id,
-                        'lang': lang,
-                        'src': element[in_field],
-                        'value': value[element.id],
-                    })
+                    xlat_obj._set_ids(
+                        out_ids._name + ',' + in_field,
+                        'model',
+                        lang,
+                        out_ids[counter].ids,
+                        value[element.id],
+                        element[in_field]
+                    )
                 else:
                     _logger.info('Language: %s. Translation from template: there is no translation available for %s!' % (lang, element[in_field]))
                 counter += 1
diff --git a/addons/sale/models/sale.py b/addons/sale/models/sale.py
index a37ee94e411..1b9c1185390 100644
--- a/addons/sale/models/sale.py
+++ b/addons/sale/models/sale.py
@@ -400,6 +400,9 @@ class SaleOrder(models.Model):
         precision = self.env['decimal.precision'].precision_get('Product Unit of Measure')
         invoices = {}
         references = {}
+        invoices_origin = {}
+        invoices_name = {}
+
         for order in self:
             group_key = order.id if grouped else (order.partner_invoice_id.id, order.currency_id.id)
             for line in order.order_line.sorted(key=lambda l: l.qty_to_invoice < 0):
@@ -410,13 +413,14 @@ class SaleOrder(models.Model):
                     invoice = inv_obj.create(inv_data)
                     references[invoice] = order
                     invoices[group_key] = invoice
+                    invoices_origin[group_key] = [invoice.origin]
+                    invoices_name[group_key] = [invoice.name]
                 elif group_key in invoices:
-                    vals = {}
-                    if order.name not in invoices[group_key].origin.split(', '):
-                        vals['origin'] = invoices[group_key].origin + ', ' + order.name
-                    if order.client_order_ref and order.client_order_ref not in invoices[group_key].name.split(', ') and order.client_order_ref != invoices[group_key].name:
-                        vals['name'] = invoices[group_key].name + ', ' + order.client_order_ref
-                    invoices[group_key].write(vals)
+                    if order.name not in invoices_origin[group_key]:
+                        invoices_origin[group_key].append(order.name)
+                    if order.client_order_ref and order.client_order_ref not in invoices_name[group_key]:
+                        invoices_name[group_key].append(order.client_order_ref)
+
                 if line.qty_to_invoice > 0:
                     line.invoice_line_create(invoices[group_key].id, line.qty_to_invoice)
                 elif line.qty_to_invoice < 0 and final:
@@ -426,6 +430,10 @@ class SaleOrder(models.Model):
                 if order not in references[invoices[group_key]]:
                     references[invoices[group_key]] |= order
 
+        for group_key in invoices:
+            invoices[group_key].write({'name': ', '.join(invoices_name[group_key]),
+                                       'origin': ', '.join(invoices_origin[group_key])})
+
         if not invoices:
             raise UserError(_('There is no invoiceable line.'))
 
diff --git a/addons/stock/models/stock_warehouse.py b/addons/stock/models/stock_warehouse.py
index 9b5cebd9638..dd8d2a09d07 100644
--- a/addons/stock/models/stock_warehouse.py
+++ b/addons/stock/models/stock_warehouse.py
@@ -150,11 +150,14 @@ class Warehouse(models.Model):
         # If another partner assigned
         if vals.get('partner_id'):
             warehouses._update_partner_data(vals['partner_id'], vals.get('company_id'))
+
         res = super(Warehouse, self).write(vals)
 
         # check if we need to delete and recreate route
         if vals.get('reception_steps') or vals.get('delivery_steps'):
-            warehouses._update_routes()
+            route_vals = warehouses._update_routes()
+            if route_vals:
+                self.write(route_vals)
 
         if vals.get('resupply_wh_ids') and not vals.get('resupply_route_ids'):
             for warehouse in warehouses:
@@ -280,7 +283,7 @@ class Warehouse(models.Model):
                 reception_route.pull_ids.write({'active': False})
                 reception_route.push_ids.write({'active': False})
             else:
-                reception_route = self.env['stock.location.route'].create(warehouse._get_reception_delivery_route_values(warehouse.reception_steps))
+                warehouse.reception_route_id = reception_route = self.env['stock.location.route'].create(warehouse._get_reception_delivery_route_values(warehouse.reception_steps))
             # push / procurement (pull) rules for reception
             routings = routes_data[warehouse.id][warehouse.reception_steps]
             push_rules_list, pull_rules_list = warehouse._get_push_pull_rules_values(
@@ -593,11 +596,18 @@ class Warehouse(models.Model):
         routes_data = self.get_routes_dict()
         # change the default source and destination location and (de)activate operation types
         self._update_picking_type()
-        self._create_or_update_delivery_route(routes_data)
-        self._create_or_update_reception_route(routes_data)
-        self._create_or_update_crossdock_route(routes_data)
-        self._create_or_update_mto_pull(routes_data)
-        return True
+        delivery_route = self._create_or_update_delivery_route(routes_data)
+        reception_route = self._create_or_update_reception_route(routes_data)
+        crossdock_route = self._create_or_update_crossdock_route(routes_data)
+        mto_pull = self._create_or_update_mto_pull(routes_data)
+
+        return {
+            'route_ids': [(4, route.id) for route in reception_route | delivery_route | crossdock_route],
+            'mto_pull_id': mto_pull.id,
+            'reception_route_id': reception_route.id,
+            'delivery_route_id': delivery_route.id,
+            'crossdock_route_id': crossdock_route.id,
+        }
 
     @api.one
     def _update_picking_type(self):
diff --git a/odoo/netsvc.py b/odoo/netsvc.py
index 7772d7d47cd..c8d9dbb6441 100644
--- a/odoo/netsvc.py
+++ b/odoo/netsvc.py
@@ -119,6 +119,13 @@ def init_logger():
             if dirname and not os.path.isdir(dirname):
                 os.makedirs(dirname)
             if tools.config['logrotate'] is not False:
+                if tools.config['workers'] > 1:
+                    # TODO: fallback to regular file logging in master for safe(r) defaults?
+                    #
+                    # Doing so here would be a good idea but also might break
+                    # situations were people do log-shipping of rotated data?
+                    _logger.warn("WARNING: built-in log rotation is not reliable in multi-worker scenarios and may incur significant data loss. "
+                                 "It is strongly recommended to use an external log rotation utility or use system loggers (--syslog) instead.")
                 handler = logging.handlers.TimedRotatingFileHandler(filename=logf, when='D', interval=1, backupCount=30)
             elif os.name == 'posix':
                 handler = logging.handlers.WatchedFileHandler(logf)
diff --git a/odoo/tools/mail.py b/odoo/tools/mail.py
index ce1ccb90e3a..97a3e427a94 100644
--- a/odoo/tools/mail.py
+++ b/odoo/tools/mail.py
@@ -45,11 +45,12 @@ class _Cleaner(clean.Cleaner):
     _style_whitelist = [
         'font-size', 'font-family', 'font-weight', 'background-color', 'color', 'text-align',
         'line-height', 'letter-spacing', 'text-transform', 'text-decoration',
+        'float', 'vertical-align',
         'padding', 'padding-top', 'padding-left', 'padding-bottom', 'padding-right',
-        'margin', 'margin-top', 'margin-left', 'margin-bottom', 'margin-right'
+        'margin', 'margin-top', 'margin-left', 'margin-bottom', 'margin-right',
         # box model
-        'border', 'border-color', 'border-radius', 'border-style', 'height',
-        'margin', 'padding', 'width', 'max-width', 'min-width',
+        'border', 'border-color', 'border-radius', 'border-style', 'border-width',
+        'height', 'margin', 'padding', 'width', 'max-width', 'min-width',
         # tables
         'border-collapse', 'border-spacing', 'caption-side', 'empty-cells', 'table-layout']