diff --git a/addons/account/models/account_move.py b/addons/account/models/account_move.py
index 08afcf0e071..3d3f85276a6 100644
--- a/addons/account/models/account_move.py
+++ b/addons/account/models/account_move.py
@@ -342,7 +342,7 @@ class AccountMoveLine(models.Model):
                         else:
                             date = partial_line.credit_move_id.date if partial_line.debit_move_id == line else partial_line.debit_move_id.date
                             rate = line.currency_id.with_context(date=date).rate
-                        amount_residual_currency += sign_partial_line * line.currency_id.round(partial_line.amount * rate)
+                        amount_residual_currency += sign_partial_line * partial_line.amount * rate
 
             #computing the `reconciled` field.
             reconciled = False
diff --git a/addons/hw_escpos/escpos/escpos.py b/addons/hw_escpos/escpos/escpos.py
index 3573efb1d98..bc1c5e1842f 100644
--- a/addons/hw_escpos/escpos/escpos.py
+++ b/addons/hw_escpos/escpos/escpos.py
@@ -888,14 +888,23 @@ class Escpos:
             self._raw(PAPER_FULL_CUT)
 
 
-    def cashdraw(self, pin):
-        """ Send pulse to kick the cash drawer """
-        if pin == 2:
-            self._raw(CD_KICK_2)
-        elif pin == 5:
-            self._raw(CD_KICK_5)
-        else:
-            raise CashDrawerError()
+    def cashdraw(self, pin, tries=5):
+        """ Send pulse to kick the cash drawer
+
+        With some printers the drawer will not open after one pulse, for this reason we will check
+        the drawer status up to 'tries' times and send a new pulse if the drawer is still closed. If the
+        drawer status is open, we will stop sending pulses.
+        """
+        for i in range(tries):
+            if pin == 2:
+                self._raw(CD_KICK_2)
+            elif pin == 5:
+                self._raw(CD_KICK_5)
+            else:
+                raise CashDrawerError()
+
+            if i != tries - 1 and not self.get_printer_status()['printer']['drawer_pin_high']:
+                break
 
 
     def hw(self, hw):
diff --git a/addons/mail/models/mail_mail.py b/addons/mail/models/mail_mail.py
index 3027fc43edc..9fde6ebe773 100644
--- a/addons/mail/models/mail_mail.py
+++ b/addons/mail/models/mail_mail.py
@@ -153,6 +153,7 @@ class MailMail(models.Model):
         if notif_emails:
             notifications = self.env['mail.notification'].search([
                 ('mail_message_id', 'in', notif_emails.mapped('mail_message_id').ids),
+                ('res_partner_id', 'in', notif_emails.mapped('recipient_ids').ids),
                 ('is_email', '=', True)])
             if mail_sent:
                 notifications.write({
@@ -320,6 +321,20 @@ class MailMail(models.Model):
                 })
                 mail_sent = False
 
+                # Update notification in a transient exception state to avoid concurrent
+                # update in case an email bounces while sending all emails related to current
+                # mail record.
+                notifs = self.env['mail.notification'].search([
+                    ('is_email', '=', True),
+                    ('mail_message_id', 'in', mail.mapped('mail_message_id').ids),
+                    ('res_partner_id', 'in', mail.mapped('recipient_ids').ids),
+                    ('email_status', 'not in', ('sent', 'canceled'))
+                ])
+                if notifs:
+                    notifs.sudo().write({
+                        'email_status': 'exception',
+                    })
+
                 # build an RFC2822 email.message.Message object and send it without queuing
                 res = None
                 for email in email_list:
diff --git a/addons/point_of_sale/static/src/js/gui.js b/addons/point_of_sale/static/src/js/gui.js
index b5cff2f233a..0d8c67bc3d9 100644
--- a/addons/point_of_sale/static/src/js/gui.js
+++ b/addons/point_of_sale/static/src/js/gui.js
@@ -458,7 +458,7 @@ var Gui = core.Class.extend({
             }
         } else if (input === '-') {
             if (options.firstinput) {
-                newbuf = '-';
+                newbuf = '-0';
             } else if ( newbuf[0] === '-' ) {
                 newbuf = newbuf.substring(1,newbuf.length);
             } else {
@@ -473,6 +473,9 @@ var Gui = core.Class.extend({
                 newbuf += input;
             }
         }
+        if (newbuf === "-") {
+            newbuf = "";
+        }
 
         // End of input buffer at 12 characters.
         if (newbuf.length > buffer.length && newbuf.length > 12) {
diff --git a/addons/sale/models/sale.py b/addons/sale/models/sale.py
index 4b92f183fd6..9fca947f6f1 100644
--- a/addons/sale/models/sale.py
+++ b/addons/sale/models/sale.py
@@ -1269,7 +1269,7 @@ class SaleOrderLine(models.Model):
             value_to_write.setdefault(so_line, 0.0)
             uom = self.env['product.uom'].browse(item['product_uom_id'][0])
             if so_line.product_uom.category_id == uom.category_id:
-                qty = uom._compute_quantity(item['unit_amount'], so_line.product_uom)
+                qty = uom._compute_quantity(item['unit_amount'], so_line.product_uom, rounding_method='HALF-UP')
             else:
                 qty = item['unit_amount']
             value_to_write[so_line] += qty
diff --git a/addons/website_crm_partner_assign/views/website_crm_partner_assign_templates.xml b/addons/website_crm_partner_assign/views/website_crm_partner_assign_templates.xml
index 96346a3814d..bdc28c2fa25 100644
--- a/addons/website_crm_partner_assign/views/website_crm_partner_assign_templates.xml
+++ b/addons/website_crm_partner_assign/views/website_crm_partner_assign_templates.xml
@@ -170,18 +170,12 @@
 <template id="references_block" name="Partner References Block">
     <t t-if="any([p.website_published for p in partner.implemented_partner_ids])">
         <h3 id="references">References</h3>
-        <div t-foreach="partner.implemented_partner_ids" t-as="reference" class="media">
-          <t t-if="reference.website_published">
-            <a class="pull-left" t-attf-href="/customers/#{slug(reference)}">
-                <span t-field="reference.image_small" t-options='{"widget": "image", "class": "center-block"}'/>
-            </a>
+        <div t-foreach="partner.implemented_partner_ids" t-if="reference.website_published" t-as="reference" class="media">
+            <span t-field="reference.image_small" t-options='{"widget": "image", "class": "center-block pull-left"}'/>
             <div class="media-body" style="min-height: 64px;">
-                <a class="media-heading" t-attf-href="/customers/#{slug(reference)}">
-                    <span t-field="reference.self"/>
-                </a>
+                <span class="media-heading" t-field="reference.self"/>
                 <div t-field='reference.website_short_description'/>
             </div>
-          </t>
         </div>
     </t>
 </template>
diff --git a/addons/website_customer/views/website_customer_templates.xml b/addons/website_customer/views/website_customer_templates.xml
index 5674f3d3440..ccd0732839d 100644
--- a/addons/website_customer/views/website_customer_templates.xml
+++ b/addons/website_customer/views/website_customer_templates.xml
@@ -239,4 +239,13 @@
         </t>
 </template>
 
+<template id="references_block_href" inherit_id="website_crm_partner_assign.references_block" name="Partner References Block">
+    <xpath expr="//div/span" position="replace">
+        <a class="pull-left" t-attf-href="/customers/#{slug(reference)}">$0</a>
+    </xpath>
+    <xpath expr="//div[@class='media-body']/span" position="replace">
+        <a class="media-heading" t-attf-href="/customers/#{slug(reference)}">$0</a>
+    </xpath>
+</template>
+
 </odoo>
diff --git a/odoo/addons/base/res/res_users.py b/odoo/addons/base/res/res_users.py
index 30eba4f3c0d..8032dc0e15c 100644
--- a/odoo/addons/base/res/res_users.py
+++ b/odoo/addons/base/res/res_users.py
@@ -875,9 +875,9 @@ class UsersView(models.Model):
         group_multi_company = self.env.ref('base.group_multi_company', False)
         if group_multi_company and 'company_ids' in values:
             if len(user.company_ids) <= 1 and user.id in group_multi_company.users.ids:
-                group_multi_company.write({'users': [(3, user.id)]})
+                user.write({'groups_id': [(3, group_multi_company.id)]})
             elif len(user.company_ids) > 1 and user.id not in group_multi_company.users.ids:
-                group_multi_company.write({'users': [(4, user.id)]})
+                user.write({'groups_id': [(4, group_multi_company.id)]})
         return user
 
     @api.multi
@@ -888,9 +888,9 @@ class UsersView(models.Model):
         if group_multi_company and 'company_ids' in values:
             for user in self:
                 if len(user.company_ids) <= 1 and user.id in group_multi_company.users.ids:
-                    group_multi_company.write({'users': [(3, user.id)]})
+                    user.write({'groups_id': [(3, group_multi_company.id)]})
                 elif len(user.company_ids) > 1 and user.id not in group_multi_company.users.ids:
-                    group_multi_company.write({'users': [(4, user.id)]})
+                    user.write({'groups_id': [(4, group_multi_company.id)]})
         return res
 
     def _remove_reified_groups(self, values):
diff --git a/odoo/addons/test_convert/__init__.py b/odoo/addons/test_convert/__init__.py
index e69de29bb2d..0650744f6bc 100644
--- a/odoo/addons/test_convert/__init__.py
+++ b/odoo/addons/test_convert/__init__.py
@@ -0,0 +1 @@
+from . import models
diff --git a/odoo/addons/test_convert/__manifest__.py b/odoo/addons/test_convert/__manifest__.py
index af6cd1af6e4..a9c67447615 100644
--- a/odoo/addons/test_convert/__manifest__.py
+++ b/odoo/addons/test_convert/__manifest__.py
@@ -5,4 +5,5 @@
     'name': 'test_convert',
     'description': "Data for xml conversion tests",
     'version': '0.0.1',
+    'data': ['ir.model.access.csv'],
 }
diff --git a/odoo/addons/test_convert/ir.model.access.csv b/odoo/addons/test_convert/ir.model.access.csv
new file mode 100644
index 00000000000..014e4d1c827
--- /dev/null
+++ b/odoo/addons/test_convert/ir.model.access.csv
@@ -0,0 +1,2 @@
+id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
+access_test_convert_test_model,access_test_convert_test_model,model_test_convert_test_model,,1,1,1,1
\ No newline at end of file
diff --git a/odoo/addons/test_convert/models.py b/odoo/addons/test_convert/models.py
new file mode 100644
index 00000000000..0f059e56e86
--- /dev/null
+++ b/odoo/addons/test_convert/models.py
@@ -0,0 +1,16 @@
+from odoo import api, models
+
+class TestModel(models.Model):
+    _name = 'test_convert.test_model'
+
+    @api.model
+    def action_test_date(self, today_date):
+        return True
+
+    @api.model
+    def action_test_time(self, cur_time):
+        return True
+
+    @api.model
+    def action_test_timezone(self, timezone):
+        return True
diff --git a/odoo/addons/test_convert/tests/test_convert.py b/odoo/addons/test_convert/tests/test_convert.py
index e81526dd43c..1bb79619c21 100644
--- a/odoo/addons/test_convert/tests/test_convert.py
+++ b/odoo/addons/test_convert/tests/test_convert.py
@@ -4,8 +4,10 @@
 import collections
 import unittest
 
+from lxml import etree as ET
 from lxml.builder import E
 
+import odoo
 from odoo.tests import common
 from odoo.tools.convert import _eval_xml
 
@@ -16,6 +18,25 @@ class TestEvalXML(common.TransactionCase):
     def eval_xml(self, node, obj=None):
         return _eval_xml(obj, node, self.env)
 
+    def test_function_eval(self):
+        def id_get(): pass
+        Obj = collections.namedtuple('Obj', ['module', 'idref', 'id_get'])
+        obj = Obj('test_convert', {}, id_get)
+
+        try:
+            test_datetime = ET.XML("<function name='action_test_date' model='test_convert.test_model' eval='[datetime.now().strftime(\"%Y-%m-%d %H:%M:%S\")]'/>")
+            self.eval_xml(node=test_datetime, obj=obj)
+            test_time = ET.XML("<function name='action_test_time' model='test_convert.test_model' eval='[time.strftime(\"%Y-%m-%d %H:%M:%S\")]'/>")
+            self.eval_xml(node=test_time, obj=obj)
+            test_timedelta = ET.XML("<function name='action_test_date' model='test_convert.test_model' eval='[(datetime.today()-timedelta(days=365)).strftime(\"%Y-%m-%d %H:%M:%S\")]'/>")
+            self.eval_xml(node=test_timedelta, obj=obj)
+            test_relativedelta = ET.XML("<function name='action_test_date' model='test_convert.test_model' eval='[(datetime.today()+relativedelta(months=3)).strftime(\"%Y-%m-%d %H:%M:%S\")]'/>")
+            self.eval_xml(node=test_relativedelta, obj=obj)
+            test_timezone = ET.XML("<function name='action_test_timezone' model='test_convert.test_model' eval='[pytz.timezone(\"Asia/Calcutta\")]'/>")
+            self.eval_xml(node=test_timezone, obj=obj)
+        except ValueError as e:
+            self.fail(e.message)
+
     def test_char(self):
         self.assertEqual(
             self.eval_xml(Field("foo")),
diff --git a/odoo/tools/convert.py b/odoo/tools/convert.py
index 97fb2be7330..222c847ba52 100644
--- a/odoo/tools/convert.py
+++ b/odoo/tools/convert.py
@@ -180,15 +180,16 @@ def _eval_xml(self, node, env):
     elif node.tag == "function":
         args = []
         a_eval = node.get('eval')
+        model_str = node.get('model')
         # FIXME: should probably be exclusive
         if a_eval:
-            self.idref['ref'] = self.id_get
-            args = safe_eval(a_eval, self.idref)
+            idref2 = _get_idref(self, env, model_str, self.idref)
+            args = safe_eval(a_eval, idref2)
         for n in node:
             return_val = _eval_xml(self, n, env)
             if return_val is not None:
                 args.append(return_val)
-        model = env[node.get('model')]
+        model = env[model_str]
         method = node.get('name')
         # this one still depends on the old API
         return odoo.api.call_kw(model, method, args, {})