diff --git a/addons/account/models/account_move.py b/addons/account/models/account_move.py
index f8cf5847cbb..7c2724be4cd 100644
--- a/addons/account/models/account_move.py
+++ b/addons/account/models/account_move.py
@@ -1570,7 +1570,8 @@ class AccountPartialReconcile(models.Model):
         move_date = self.debit_move_id.date
         newly_created_move = self.env['account.move']
         with self.env.norecompute():
-            for move in (self.debit_move_id.move_id, self.credit_move_id.move_id):
+            # We use a set here in case the reconciled lines belong to the same move (it happens with POS)
+            for move in {self.debit_move_id.move_id, self.credit_move_id.move_id}:
                 #move_date is the max of the 2 reconciled items
                 if move_date < move.date:
                     move_date = move.date
diff --git a/addons/crm/views/crm_lead_views.xml b/addons/crm/views/crm_lead_views.xml
index d14646f26c3..c5022e230e9 100644
--- a/addons/crm/views/crm_lead_views.xml
+++ b/addons/crm/views/crm_lead_views.xml
@@ -711,6 +711,9 @@
                         help="Opportunities that are assigned to me"/>
                     <filter string="Unassigned" name="unassigned"
                         domain="[('user_id','=', False)]" help="No salesperson"/>
+                    <filter string="Open Opportunities" name="open_opportunities"
+                            domain="[('probability', '&lt;', 100), ('type', '=', 'opportunity')]"
+                            help="Open Opportunities"/>
                     <separator/>
                     <filter string="Unread Messages" name="message_needaction" domain="[('message_needaction','=',True)]"/>
                     <separator/>
diff --git a/addons/crm/views/crm_team_views.xml b/addons/crm/views/crm_team_views.xml
index 091b20733a5..ac295d971b4 100644
--- a/addons/crm/views/crm_team_views.xml
+++ b/addons/crm/views/crm_team_views.xml
@@ -202,7 +202,7 @@
                         </div>
                         <div class="row" t-if="record.opportunities_count.raw_value">
                             <div class="col-8">
-                                <a name="%(crm_case_form_view_salesteams_opportunity)d" type="action"> <!-- context="{'search_default_probability': NOT or < 100}" -->
+                                <a name="%(crm_case_form_view_salesteams_opportunity)d" type="action" context="{'search_default_open_opportunities': True}"> <!-- context="{'search_default_probability': NOT or < 100}" -->
                                     <field name="opportunities_count"/>
                                     <t t-if="record.opportunities_count.raw_value == 1">Open Opportunity</t>
                                     <t t-else="">Open Opportunities</t>
diff --git a/addons/l10n_fr_fec/wizard/account_fr_fec.py b/addons/l10n_fr_fec/wizard/account_fr_fec.py
index 92e4c2c4463..68bb8a9c09b 100644
--- a/addons/l10n_fr_fec/wizard/account_fr_fec.py
+++ b/addons/l10n_fr_fec/wizard/account_fr_fec.py
@@ -305,7 +305,9 @@ class AccountFrFec(models.TransientModel):
             END
             AS PieceRef,
             TO_CHAR(am.date, 'YYYYMMDD') AS PieceDate,
-            CASE WHEN aml.name IS NULL OR aml.name = '' THEN '/' ELSE replace(replace(aml.name, '|', '/'), '\t', '') END AS EcritureLib,
+            CASE WHEN aml.name IS NULL OR aml.name = '' THEN '/'
+                WHEN aml.name SIMILAR TO '[\t|\s|\n]*' THEN '/'
+                ELSE replace(replace(replace(aml.name, '|', '/'), '\t', ''), '\n', '') END AS EcritureLib,
             replace(CASE WHEN aml.debit = 0 THEN '0,00' ELSE to_char(aml.debit, '000000000000000D99') END, '.', ',') AS Debit,
             replace(CASE WHEN aml.credit = 0 THEN '0,00' ELSE to_char(aml.credit, '000000000000000D99') END, '.', ',') AS Credit,
             CASE WHEN rec.name IS NULL THEN '' ELSE rec.name END AS EcritureLet,
diff --git a/addons/sale/models/sales_team.py b/addons/sale/models/sales_team.py
index edcfe64688e..70c2af94c9c 100644
--- a/addons/sale/models/sales_team.py
+++ b/addons/sale/models/sales_team.py
@@ -66,7 +66,7 @@ class CrmTeam(models.Model):
     def _compute_sales_to_invoice(self):
         sale_order_data = self.env['sale.order'].read_group([
             ('team_id', 'in', self.ids),
-            ('order_line.qty_to_invoice', '>', 0),
+            ('invoice_status','=','to invoice'),
         ], ['team_id'], ['team_id'])
         for datum in sale_order_data:
             self.browse(datum['team_id'][0]).sales_to_invoice_count = datum['team_id_count']
diff --git a/addons/sale/views/sale_views.xml b/addons/sale/views/sale_views.xml
index 305e04e49b4..2f757d32ab3 100644
--- a/addons/sale/views/sale_views.xml
+++ b/addons/sale/views/sale_views.xml
@@ -1173,7 +1173,7 @@
             <field name="view_type">form</field>
             <field name="view_mode">tree,form,calendar,graph,kanban,pivot</field>
             <field name="search_view_id" ref="sale.sale_order_view_search_inherit_sale"/>
-            <field name="domain">[('state', '=', 'sale'),('invoice_status','=','to invoice')]</field>
+            <field name="domain">[('invoice_status','=','to invoice')]</field>
             <field name="context">{
                     'search_default_team_id': [active_id],
                     'default_team_id': active_id,
diff --git a/addons/stock/models/stock_move.py b/addons/stock/models/stock_move.py
index 4ae162788f3..34207e31514 100644
--- a/addons/stock/models/stock_move.py
+++ b/addons/stock/models/stock_move.py
@@ -390,10 +390,12 @@ class StockMove(models.Model):
         receipt_moves_to_reassign = self.env['stock.move']
         if 'product_uom_qty' in vals:
             for move in self.filtered(lambda m: m.state not in ('done', 'draft') and m.picking_id):
-                if vals['product_uom_qty'] != move.product_uom_qty:
+                if float_compare(vals['product_uom_qty'], move.product_uom_qty, precision_rounding=move.product_uom.rounding):
                     self.env['stock.move.line']._log_message(move.picking_id, move, 'stock.track_move_template', vals)
             if self.env.context.get('do_not_unreserve') is None:
-                move_to_unreserve = self.filtered(lambda m: m.state not in ['draft', 'done', 'cancel'] and m.reserved_availability > vals.get('product_uom_qty'))
+                move_to_unreserve = self.filtered(
+                    lambda m: m.state not in ['draft', 'done', 'cancel'] and float_compare(m.reserved_availability, vals.get('product_uom_qty'), precision_rounding=m.product_uom.rounding) == 1
+                )
                 move_to_unreserve._do_unreserve()
                 (self - move_to_unreserve).filtered(lambda m: m.state == 'assigned').write({'state': 'partially_available'})
                 # When editing the initial demand, directly run again action assign on receipt moves.
diff --git a/addons/stock/models/stock_move_line.py b/addons/stock/models/stock_move_line.py
index 77d271abd9f..ae675f7c71c 100644
--- a/addons/stock/models/stock_move_line.py
+++ b/addons/stock/models/stock_move_line.py
@@ -274,7 +274,10 @@ class StockMoveLine(models.Model):
         # When editing a done move line, the reserved availability of a potential chained move is impacted. Take care of running again `_action_assign` on the concerned moves.
         next_moves = self.env['stock.move']
         if updates or 'qty_done' in vals:
-            for ml in self.filtered(lambda ml: ml.move_id.state == 'done' and ml.product_id.type == 'product'):
+            mls = self.filtered(lambda ml: ml.move_id.state == 'done' and ml.product_id.type == 'product')
+            if not updates:  # we can skip those where qty_done is already good up to UoM rounding
+                mls = mls.filtered(lambda ml: not float_is_zero(ml.qty_done - vals['qty_done'], precision_rounding=ml.product_uom_id.rounding))
+            for ml in mls:
                 # undo the original move line
                 qty_done_orig = ml.move_id.product_uom._compute_quantity(ml.qty_done, ml.move_id.product_id.uom_id, rounding_method='HALF-UP')
                 in_date = Quant._update_available_quantity(ml.product_id, ml.location_dest_id, -qty_done_orig, lot_id=ml.lot_id,
diff --git a/addons/stock_account/models/stock.py b/addons/stock_account/models/stock.py
index ee3fc8919e2..889fa9d7863 100644
--- a/addons/stock_account/models/stock.py
+++ b/addons/stock_account/models/stock.py
@@ -89,7 +89,10 @@ class StockMoveLine(models.Model):
         if 'qty_done' in vals:
             moves_to_update = {}
             for move_line in self.filtered(lambda ml: ml.state == 'done' and (ml.move_id._is_in() or ml.move_id._is_out())):
-                moves_to_update[move_line.move_id] = vals['qty_done'] - move_line.qty_done
+                rounding = move_line.product_uom_id.rounding
+                qty_difference = float_round(vals['qty_done'] - move_line.qty_done, precision_rounding=rounding)
+                if not float_is_zero(qty_difference, precision_rounding=rounding):
+                    moves_to_update[move_line.move_id] = qty_difference
 
             for move_id, qty_difference in moves_to_update.items():
                 move_vals = {}
diff --git a/addons/web/static/src/js/fields/basic_fields.js b/addons/web/static/src/js/fields/basic_fields.js
index 7c37d1cbeaa..57f7e705939 100644
--- a/addons/web/static/src/js/fields/basic_fields.js
+++ b/addons/web/static/src/js/fields/basic_fields.js
@@ -1652,7 +1652,7 @@ var FieldBinaryFile = AbstractFieldBinary.extend({
                     'id': this.res_id,
                     'field': this.name,
                     'filename_field': filename_fieldname,
-                    'filename': this.recordData[filename_fieldname] || null,
+                    'filename': this.recordData[filename_fieldname] || "",
                     'download': true,
                     'data': utils.is_bin_size(this.value) ? null : this.value,
                 },
diff --git a/odoo/addons/base/models/ir_http.py b/odoo/addons/base/models/ir_http.py
index 205be37929e..cbd6a0d90c3 100644
--- a/odoo/addons/base/models/ir_http.py
+++ b/odoo/addons/base/models/ir_http.py
@@ -347,9 +347,9 @@ class IrHttp(models.AbstractModel):
         if not filename:
             if filename_field in obj:
                 filename = obj[filename_field]
-            elif module_resource_path:
+            if not filename and module_resource_path:
                 filename = os.path.basename(module_resource_path)
-            else:
+            if not filename:
                 filename = "%s-%s-%s" % (obj._name, obj.id, field)
 
         # mimetype
@@ -364,6 +364,11 @@ class IrHttp(models.AbstractModel):
             if not mimetype:
                 mimetype = guess_mimetype(base64.b64decode(content), default=default_mimetype)
 
+        # extension
+        extension = mimetypes.guess_extension(mimetype)
+        if extension and not filename.endswith(extension):
+            filename = "%s%s" % (filename, extension)
+
         headers += [('Content-Type', mimetype), ('X-Content-Type-Options', 'nosniff')]
 
         # cache
diff --git a/odoo/modules/migration.py b/odoo/modules/migration.py
index 57d217e770d..f401760b88a 100644
--- a/odoo/modules/migration.py
+++ b/odoo/modules/migration.py
@@ -59,6 +59,8 @@ class MigrationManager(object):
         Python file names must start by `pre-` or `post-` and will be executed, respectively,
         before and after the module initialisation. `end-` scripts are run after all modules have
         been updated.
+        A special folder named `0.0.0` can contain scripts that will be run on any version change.
+        In `pre` stage, `0.0.0` scripts are run first, while in `post` and `end`, they are run last.
         Example:
             <moduledir>
             `-- migrations
@@ -71,6 +73,8 @@ class MigrationManager(object):
                 |-- 9.0.1.1                             # processed only on a 9.0 server
                 |   |-- pre-delete_table_z.py
                 |   `-- post-clean-data.py
+                |-- 0.0.0
+                |   `-- end-invariants.py               # processed on all version update
                 `-- foo.py                              # not processed
     """
 
@@ -117,13 +121,20 @@ class MigrationManager(object):
                 return version  # the version number already containt the server version
             return "%s.%s" % (release.major_version, version)
 
-        def _get_migration_versions(pkg):
+        def _get_migration_versions(pkg, stage):
             versions = sorted({
                 ver
                 for lv in self.migrations[pkg.name].values()
                 for ver, lf in lv.items()
                 if lf
             }, key=lambda k: parse_version(convert_version(k)))
+            if "0.0.0" in versions:
+                # reorder versions
+                versions.remove("0.0.0")
+                if stage == "pre":
+                    versions.insert(0, "0.0.0")
+                else:
+                    versions.append("0.0.0")
             return versions
 
         def _get_migration_files(pkg, version, stage):
@@ -150,10 +161,11 @@ class MigrationManager(object):
         parsed_installed_version = parse_version(installed_version)
         current_version = parse_version(convert_version(pkg.data['version']))
 
-        versions = _get_migration_versions(pkg)
+        versions = _get_migration_versions(pkg, stage)
 
         for version in versions:
-            if parsed_installed_version < parse_version(convert_version(version)) <= current_version:
+            if ((version == "0.0.0" and parsed_installed_version < current_version)
+               or parsed_installed_version < parse_version(convert_version(version)) <= current_version):
 
                 strfmt = {'addon': pkg.name,
                           'stage': stage,