Updated version check components and strings.

lang/zh-CN.json

@@ -7,6 +7,7 @@
   "button.copy-to-clipboard": "复制",
   "button.date-range": "多日",
   "button.delete": "删除",
+  "button.dismiss": "Dismiss",
   "button.edit": "编辑",
   "button.login": "登录",
   "button.more": "更多",
@@ -54,6 +55,7 @@
   "message.get-tracking-code": "获得跟踪代码",
   "message.go-to-settings": "去设置",
   "message.incorrect-username-password": "用户名密码不正确.",
+  "message.new-version-available": "A new version of umami {version} is available!",
   "message.no-data-available": "无可用数据.",
   "message.no-websites-configured": "你还没有设置任何网站.",
   "message.page-not-found": "网页未找到.",