[MERGE] forward port of branch 8.0 up to eb26694e

addons/account_asset/account_asset_invoice.py

addons/account_asset/i18n/account_asset.pot

addons/hw_escpos/escpos/escpos.py

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

addons/stock_account/stock_account.py

addons/stock_landed_costs/__openerp__.py

addons/stock_landed_costs/stock_landed_costs.py

...s/stock_landed_costs/test/stock_landed_costs_rounding.yml

doc/cla/individual/erocre.md

doc/cla/individual/stephen144.md

openerp/service/server.py