1.321

bugfix: 換新資料表時不會更新thead，現在header在createList時才建立，第二次呼叫時會先刪除本來的。
Revert "1.321"

This reverts commit e1f165f75e8ef913bf883512fad9c506c3c9b6ba.
Revert "Revert "1.321""

This reverts commit 6b518d8a6eb21c83cc1a4503cd57df6165b105ed.