just for new costume field

itemInfo.lub

function main()
	for ItemID, DESC in pairs(tbl) do
		if not (DESC.costume) then
			DESC.costume = false
		end
		result, msg = AddItem(ItemID, DESC.unidentifiedDisplayName, DESC.unidentifiedResourceName, DESC.identifiedDisplayName, DESC.identifiedResourceName, DESC.slotCount, DESC.ClassNum, DESC.costume)
		if not result then
			return false, msg
		end
		for k, v in pairs(DESC.unidentifiedDescriptionName) do
			result, msg = AddItemUnidentifiedDesc(ItemID, v)
			if not result then
				return false, msg
			end
		end
		for k, v in pairs(DESC.identifiedDescriptionName) do
			result, msg = AddItemIdentifiedDesc(ItemID, v)
			if not result then
				return false, msg
			end
		end
	end
	return true, "good"
end