docs: add issue helper

Author: tangjinzhou

.github/ISSUE_TEMPLATE.md

@@ -1,24 +1,16 @@
-### 请严格按照如下模板反馈bug，尤其是复现bug的demo链接，不合规范的issue会被立刻关闭！！！
+<!--
+IMPORTANT: Please use the following link to create a new issue:
 
-- [ ] I have searched the [issues](https://github.com/vueComponent/ant-design/issues) of this repository and believe that this is not a duplicate.
+  https://vuecomponent.github.io/vue-antd-issue-helper/
 
-### Version
-...
+If your issue was not created using the app above, it will be closed immediately.
+-->
 
-### Environment
-...
+<!--
+注意：请使用下面的链接来新建 issue：
 
-### Reproduction link
-[example](https://codesandbox.io/s/2wpk21kzvr)
+  https://vuecomponent.github.io/vue-antd-issue-helper/
+  国内镜像：http://tangjinzhou.gitee.io/vue-antd-issue-helper/
 
-### Steps to reproduce
-..
-
-### What is expected?
-...
-
-### What is actually happening?
-...
-
----
-...
+不是用上面的链接创建的 issue 会被立即关闭。
+-->

docs/vue/introduce.en-US.md

@@ -127,7 +127,7 @@ import 'vue-antd-ui/dist/antd.css';  // or 'vue-antd-ui/dist/antd.less'
 ## Contributing
 
 
-If you'd like to help us improve antd, just create a [Pull Request](https://github.com/vueComponent/ant-design/pulls). Feel free to report bugs and issues [here](https://github.com/vueComponent/ant-design/issues).
+If you'd like to help us improve antd, just create a [Pull Request](https://github.com/vueComponent/ant-design/pulls). Feel free to report bugs and issues [here](https://vuecomponent.github.io/vue-antd-issue-helper/).
 
 > If you're new to posting issues, we ask that you read [*How To Ask Questions The Smart Way*](http://www.catb.org/~esr/faqs/smart-questions.html) and [How to Ask a Question in Open Source Community](https://github.com/seajs/seajs/issues/545) and [How to Report Bugs Effectively](http://www.chiark.greenend.org.uk/~sgtatham/bugs.html) prior to posting. Well written bug reports help us help you!
 

docs/vue/introduce.zh-CN.md

@@ -126,7 +126,7 @@ import 'vue-antd-ui/dist/antd.css';  // or 'vue-antd-ui/dist/antd.less'
 
 ## 如何贡献
 
-如果你希望参与贡献，欢迎 [Pull Request](https://github.com/vueComponent/ant-design/pulls)，或给我们 [报告 Bug](https://github.com/vueComponent/ant-design/issues)。
+如果你希望参与贡献，欢迎 [Pull Request](https://github.com/vueComponent/ant-design/pulls)，或给我们 [报告 Bug](https://vuecomponent.github.io/vue-antd-issue-helper/)([国内镜像](http://tangjinzhou.gitee.io/vue-antd-issue-helper/))。
 
 > 强烈推荐阅读 [《提问的智慧》](https://github.com/ryanhanwu/How-To-Ask-Questions-The-Smart-Way)、[《如何向开源社区提问题》](https://github.com/seajs/seajs/issues/545) 和 [《如何有效地报告 Bug》](http://www.chiark.greenend.org.uk/%7Esgtatham/bugs-cn.html)、[《如何向开源项目提交无法解答的问题》](https://zhuanlan.zhihu.com/p/25795393)，更好的问题更容易获得帮助。