Update License Information

Author: voocel

README.md

@@ -317,7 +317,7 @@ Contributions are welcome! Please feel free to:
 
 ## License
 
-MIT License - see [LICENSE](LICENSE) file for details.
+Apache License 2.0 - see [LICENSE](LICENSE) file for details.
 
 ## Related Projects
 

README.zh-CN.md

@@ -317,7 +317,7 @@ go test ./...
 
 ## 许可证
 
-MIT许可证 - 详见 [LICENSE](LICENSE) 文件。
+Apache License 2.0 - 详见 [LICENSE](LICENSE) 文件。
 
 ## 相关项目