doc: update

README.md

@@ -34,11 +34,13 @@ Read the [QuickStart](/doc/quick_start_en.md)
 
 ## Contributing
 
-Interested in getting involved? We would love to help you!
+Interested in getting involved? We would like to help you!
 
 * Take a look at our [issues list](https://github.com/fatedier/frp/issues) and consider submitting a patch
 * If you have some wanderful ideas, send email to fatedier@gmail.com.
 
+**Note: We prefer you to give your advise in [issues](https://github.com/fatedier/frp/issues), so others with a same question can search it quickly and we don't need to answer them repeatly.**
+
 ## Contributors
 
 * [fatedier](https://github.com/fatedier)

README_zh.md

@@ -38,6 +38,8 @@ frp 目前正在前期开发阶段，master分支用于发布稳定版本，dev
 * 如果您需要提交问题，可以通过 [issues](https://github.com/fatedier/frp/issues) 来完成。
 * 如果您有新的功能需求，可以反馈至 fatedier@gmail.com 共同讨论。
 
+**提醒：和项目相关的问题最好在 [issues](https://github.com/fatedier/frp/issues) 中反馈，这样方便其他有类似问题的人可以快速查找解决方法，并且也避免了我们重复回答一些问题。**
+
 ## 贡献者
 
 * [fatedier](https://github.com/fatedier)