show created_on, last_modified for domain, mailbox

data/web/lang/lang.zh-cn.json

@@ -497,6 +497,7 @@
         "hostname": "主机名",
         "inactive": "禁用",
         "kind": "类型",
+        "last_modified": "最后修改",
         "mailbox": "编辑邮箱",
         "mailbox_quota_def": "默认邮箱配额",
         "max_aliases": "最大允许地址别名数",
@@ -663,6 +664,7 @@
         "insert_preset": "插入示例预设 \"%s\"",
         "kind": "类型",
         "last_mail_login": "最后的邮箱登录",
+        "last_modified": "最后修改",
         "last_run": "最后运行",
         "last_run_reset": "下一次运行",
         "mailbox": "邮箱",