[MERGE] forward port branch saas-11 up to a73cd574

addons/account/models/account.py

addons/account/models/account_journal_dashboard.py

addons/account_bank_statement_import/account_journal.py

addons/point_of_sale/static/src/js/models.js

...purchase_requisition/views/purchase_requisition_views.xml

addons/sale_margin/views/sale_margin_view.xml

doc/cla/individual/tiangolo.md

doc/howtos/backend.rst

openerp/addons/base/ir/ir_model.py

openerp/models.py

openerp/tools/misc.py