[MERGE] forward port branch saas-12 up to 6f8e40cd

addons/account/models/account.py

addons/account/models/account_bank_statement.py

addons/account/models/account_invoice.py

addons/account/models/account_move.py

addons/account/report/account_invoice_report.py

addons/account/tests/test_tax.py

addons/account/views/account_invoice_view.xml

addons/account/views/account_payment_view.xml

addons/account/views/web_planner_data.xml

addons/board/static/src/js/dashboard.js

addons/hr_expense/models/hr_expense.py

addons/hr_expense/views/hr_expense_views.xml

addons/l10n_in/data/account_tax_template_data.xml

addons/mail/static/src/js/chatter.js

addons/mrp/models/stock_move.py

addons/mrp/models/stock_warehouse.py

addons/point_of_sale/models/pos_order.py

addons/point_of_sale/models/pos_session.py

addons/point_of_sale/static/src/xml/pos.xml

addons/point_of_sale/tests/test_point_of_sale_flow.py