[MERGE] forward port of branch 8.0 up to 393c14d3

addons/account/i18n/af.po

addons/account/i18n/ar.po

addons/account/i18n/fi.po

addons/account/i18n/ru.po

addons/account/i18n/sk.po

addons/account/i18n/zh_CN.po

addons/account_analytic_analysis/i18n/ar.po

addons/account_analytic_analysis/i18n/it.po

addons/account_analytic_analysis/i18n/pl.po

addons/account_analytic_analysis/i18n/ru.po

addons/account_asset/i18n/de.po

addons/account_asset/i18n/es_DO.po

addons/account_asset/i18n/hr.po

addons/account_asset/i18n/mn.po

addons/account_asset/i18n/pt_BR.po

addons/account_asset/i18n/sk.po

addons/account_check_writing/i18n/es_DO.po

addons/account_followup/i18n/es_DO.po

addons/account_payment/i18n/it.po

addons/account_voucher/i18n/af.po