Update README.md

Author: TommyLemon

README.md

@@ -18,7 +18,6 @@
   <a href="https://github.com/TEsTsLA/apijson"><img src="https://img.shields.io/badge/Node.js-ES6%2B-brightgreen.svg?style=flat"></a>
   <a href="https://github.com/zhangchunlin/uliweb-apijson"><img src="https://img.shields.io/badge/Python-3%2B-brightgreen.svg?style=flat"></a>
   <a href="https://github.com/crazytaxi824/APIJSON"><img src="https://img.shields.io/badge/Go-1.12.4%2B-brightgreen.svg?style=flat"></a>
-  <a href="https://github.com/luckyxiaomo/APIJSONKOTLIN"><img src="https://img.shields.io/badge/Kotlin-1.3.20%2B-brightgreen.svg?style=flat"></a>
 </p>
 <p align="center" >
   <a href="https://github.com/TommyLemon/APIJSON/tree/master/APIJSON-Android"><img src="https://img.shields.io/badge/Android-4.0%2B-brightgreen.svg?style=flat"></a>