[IMP] account: added sent status filter and list view

Author: Wajih-Wanis

addons/account/views/account_move_views.xml

@@ -549,6 +549,9 @@
                            invisible="payment_state == 'invoicing_legacy' or move_type == 'entry'"
                            optional="show"
                     />
+                    <field name="is_move_sent" 
+                           string="Sent Status"
+                           optional="hide"/>
                     <field name="move_type" column_invisible="context.get('default_move_type', True)"/>
                     <field name="abnormal_amount_warning" column_invisible="1"/>
                     <field name="abnormal_date_warning" column_invisible="1"/>
@@ -1595,10 +1598,15 @@
                             groups="account.group_account_secured,base.group_no_one"/>
                     <separator/>
                     <filter name="not_sent"
-                            string="Not Sent"
+                            string="Not Sent invoices"
                             domain="[('is_move_sent', '=', False)]"
                             invisible="context.get('default_move_type') in ('in_invoice', 'in_refund', 'in_receipt')"
                     />
+                    <filter name="sent"
+                            string="Sent invoices"
+                            domain="[('is_move_sent', '=', True)]"
+                            invisible="context.get('default_move_type') in ('in_invoice', 'in_refund', 'in_receipt')"
+                    />
                     <separator/>
                     <filter name="out_invoice"
                             string="Invoices"