update chinese translations
update chinese translations

libin/kanboard,kanboard/kanboard,fguillot/kanboard,renothing/kanboard,kanboard/kanboard,fguillot/kanboard,BlueTeck/kanboard,renothing/kanboard,renothing/kanboard,fguillot/kanboard,kanboard/kanboard,BlueTeck/kanboard,BlueTeck/kanboard,libin/kanboard