support adding / deleting sub account after account created (#77)

src/locales/zh_Hant.json

@@ -1063,7 +1063,6 @@
         "parent account cannot set balance": "父帳戶不能設定餘額",
         "sub-account category not equals to parent": "子帳戶類別與父帳戶不同",
         "sub-account type invalid": "子帳戶類型無效",
-        "cannot add or delete sub-accounts when modify account": "您不能在修改帳戶時新增或刪除子帳戶",
         "source account not found": "來源帳戶不存在",
         "destination account not found": "目標帳戶不存在",
         "account is in use and cannot be deleted": "帳戶正在被使用，無法刪除",
@@ -1073,6 +1072,9 @@
         "cannot set statement date for sub account": "子帳戶不能設定帳單日期",
         "sub-account not found": "子帳戶不存在",
         "sub-account is in use and cannot be deleted": "子帳戶正在被使用，無法刪除",
+        "not supported to modify account currency": "不支援修改帳戶貨幣",
+        "not supported to modify account balance": "不支援修改帳戶餘額",
+        "not supported to modify account balance time": "不支援修改帳戶餘額時間",
         "transaction id is invalid": "交易ID無效",
         "transaction not found": "交易不存在",
         "transaction type is invalid": "交易類型無效",