Sync from transifex

htdocs/langs/ar_SA/admin.lang

htdocs/langs/ar_SA/compta.lang

htdocs/langs/ar_SA/errors.lang

htdocs/langs/ar_SA/main.lang

htdocs/langs/bg_BG/admin.lang

htdocs/langs/bg_BG/compta.lang

htdocs/langs/bg_BG/errors.lang

htdocs/langs/bg_BG/main.lang

htdocs/langs/bs_BA/admin.lang

htdocs/langs/bs_BA/compta.lang

htdocs/langs/bs_BA/errors.lang

htdocs/langs/bs_BA/main.lang

htdocs/langs/ca_ES/admin.lang

htdocs/langs/ca_ES/compta.lang

htdocs/langs/ca_ES/errors.lang

htdocs/langs/ca_ES/main.lang

htdocs/langs/cs_CZ/admin.lang

htdocs/langs/cs_CZ/compta.lang

htdocs/langs/cs_CZ/errors.lang

htdocs/langs/cs_CZ/main.lang