support hiding/unhiding/deleting sub-account in account list page

src/locales/ja.json

@@ -1067,6 +1067,8 @@
         "account balance time is not set": "口座残高の時間が設定されていません",
         "cannot set statement date for non credit card account": "クレジットカード以外の口座の明細書の日付を設定できません",
         "cannot set statement date for sub account": "子口座の明細日を設定できません",
+        "sub-account not found": "Sub-account is not found",
+        "sub-account is in use and cannot be deleted": "Sub-account is in use and it cannot be deleted",
         "transaction id is invalid": "取引IDは無効です",
         "transaction not found": "取引が見つかりません",
         "transaction type is invalid": "取引タイプは無効です",
@@ -1576,7 +1578,9 @@
     "Unable to unhide this account": "この口座は非表示を解除できません",
     "Unable to move account": "口座を移動できません",
     "Are you sure you want to delete this account?": "この口座を削除しますか？",
+    "Are you sure you want to delete this sub-account?": "Are you sure you want to delete this sub-account?",
     "Unable to delete this account": "この口座を削除できません",
+    "Unable to delete this sub-account": "Unable to delete this sub-account",
     "Transaction": "取引",
     "Transactions": "取引",
     "Transaction Pictures": "取引の写真",