1.8.23 (2020-03-16) Bug Fixes Add Chinese (zh) locale (f9b8945) Fix IsoWeek plugin typescript definition (#828) (30aab0c) Update Arabic (ar) locale relative time (#836) (14044c6) Update Slovak (sk) locale, Czech (cs) locale (#833) (f0d451f) Update Thai (th) locale relativeTime (#826) (63b7c03), closes #816
