Update README.md

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README.md

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 [![Build Status](https://travis-ci.org/ArkGame/ArkGameFrame.svg?branch=master)](https://travis-ci.org/ArkGame/ArkGameFrame)
 [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
 [![Platform](https://img.shields.io/badge/platform-Linux,%20Windows-green.svg?style=flat)](https://github.com/ArkGame/ArkGameFrame)
-[![Gitter chat](https://badges.gitter.im/gitterhq/node-gitter.png)](https://gitter.im/ArkGame/Lobby)
+[![Gitter chat](https://img.shields.io/gitter/room/nwjs/nw.js.svg)](https://gitter.im/ArkGame/Lobby)
 <br><br>
 **Copyright © [ARK Game](https://arkgame.net "ARK Game")**
 <br><br>
@@ -162,4 +162,4 @@ View our [lastest plan](https://github.com/ArkGame/ArkGameFrame/blob/master/Docs
 
 #### The relationship with NF
 
-This branch come from [NF](https://github.com/ketoo/NoahGameFrame), we used to be the **CORE DEVELOPERS** of NF. We create **ArkGameFrame** because some different design philosophies, through our new ideas and modifications, now this project is a fresh project which has many different features.
+This branch come from [NF](https://github.com/ketoo/NoahGameFrame), we used to be the **CORE DEVELOPERS** of NF. We create **ArkGameFrame** because some different design philosophies, through our new ideas and modifications, now this project is a fresh project which has many different features.