完善文档

Author: calchen

README.md

@@ -16,7 +16,7 @@
 
 > [English](https://github.com/calchen/laravel-dingtalk/blob/master/README_en.md)
 
-基于 [mingyoung/dingtalk](https://github.com/mingyoung/dingtalk) 封装的钉钉 SOK
+基于 [mingyoung/dingtalk](https://github.com/mingyoung/dingtalk) 封装的钉钉 SDK
 
 ## 安装
 

README_en.md

@@ -16,8 +16,6 @@
 
 > [中文](https://github.com/calchen/laravel-dingtalk/blob/master/README.md)
 
-This is a Flysystem adapter for the Aliyun OSS ~2.3.0
-
 Depend on [apollopy/flysystem-aliyun-oss](https://github.com/apollopy/flysystem-aliyun-oss)
 
 ## Installing