update:readme and document

Author: xengine-qyt

README.en.md

@@ -33,6 +33,8 @@ feature list:
 16. permission control
 17. upload file rewrite
 18. support convert record(service upload and download)
+19. webdav protocol download and upload file support
+20. preview file create
 
 ## install
 
@@ -128,6 +130,9 @@ Port:HTTP Center Port 5100,Download 5101,UPLoad 5102
 3. Submit the code
 4. New Pull Request
 
+## development plan
+You can learn more about development content and plans at this address:https://github.com/libxengine/XEngine_Storage/issues
+
 ## Follow us
 If you think this software is helpful to you, please give us a START  
 and wechat qr scan to follow us 

README.md

@@ -32,6 +32,8 @@ c c++ file storage service
 16. 权限控制
 17. 上传文件覆写
 18. 支持转录(服务器上传下载)
+19. 支持WEBDAV协议上传下载文件
+20. 预创建文件
 
 ## 安装教程
 
@@ -132,6 +134,9 @@ jsoncpp模块在使用的时候编译运行时库选择必须一致.否则会崩
 3.  提交代码
 4.  新建 Pull Request  
 
+## 开发计划
+你可以通过此地址了解更多开发内容和计划:https://github.com/libxengine/XEngine_Storage/issues
+
 ## 关注我们
 
 如果你觉得这个软件对你有帮助,请你给我们一个START吧