完善demo

README.md

 # 千学云QXCWebSDK接口1.1.0文档 
 ### 1 引入方式
 ```
- <script type="text/javascript" src="https://www.qianxuecloud.com/sdk/teasdk/1.0.0/qxcTeaWebSDK.js"></script>
+ <script type="text/javascript" src="https://www.qianxuecloud.com/sdk/teasdk/1.0.2/qxcTeaWebSDK.js"></script>
 ```
 ### 2 直播接入方式
 #### 1 对象初始化

index.js

@@ -47,7 +47,7 @@ let isTopTipShow = false
 let cutTopTipMsgId = null
 let qxcTeaWebSdk = new QXCTeaWebSDK({
     data: {
-        token: 'f943b2e0747d943057a8|1|1636011910|2|1|W1oYB3f13aee2B8h9|1',
+        token: '75deba7bbd40eaf26403|1|1636512758|3|1000|gJbmD3ef4096COm3l|1',
         name: 'k',
         env: 'local',
         logLeve: 4