[MERGE] forward port of branch 8.0 up to 83a4a582

addons/account/account_invoice.py

addons/account/i18n/bg.po

addons/account/i18n/ca.po

addons/account/i18n/el.po

addons/account/i18n/es.po

addons/account/i18n/fi.po

addons/account/i18n/fr.po

addons/account/i18n/tr.po

addons/account/i18n/uk.po

addons/account/i18n/zh_CN.po

addons/account/i18n/zh_TW.po

addons/account_accountant/i18n/ta.po

addons/account_analytic_analysis/i18n/ca.po

addons/account_analytic_analysis/i18n/el.po

addons/account_analytic_analysis/i18n/fr.po

addons/account_analytic_analysis/i18n/ro.po

addons/account_analytic_analysis/i18n/sk.po

addons/account_analytic_analysis/i18n/zh_CN.po

addons/account_analytic_default/i18n/bg.po

addons/account_analytic_default/i18n/el.po