Update romanian language files

htdocs/langs/en_US/languages.lang

htdocs/langs/fr_FR/languages.lang

htdocs/langs/ro_RO/admin.lang

htdocs/langs/ro_RO/agenda.lang

htdocs/langs/ro_RO/banks.lang

htdocs/langs/ro_RO/bills.lang

htdocs/langs/ro_RO/categories.lang

htdocs/langs/ro_RO/commercial.lang

htdocs/langs/ro_RO/companies.lang

htdocs/langs/ro_RO/compta.lang

htdocs/langs/ro_RO/contracts.lang

htdocs/langs/ro_RO/donations.lang

htdocs/langs/ro_RO/ecm.lang

htdocs/langs/ro_RO/errors.lang

htdocs/langs/ro_RO/install.lang

htdocs/langs/ro_RO/interventions.lang

htdocs/langs/ro_RO/main.lang

htdocs/langs/ro_RO/members.lang

htdocs/langs/ro_RO/orders.lang

htdocs/langs/ro_RO/other.lang