Update README.md

Signed-off-by: Eric Zhao <sczyh16@gmail.com>

README.md

@@ -58,7 +58,7 @@ If your're using Maven, just add the following dependency in `pom.xml`.
 <dependency>
     <groupId>com.alibaba.csp</groupId>
     <artifactId>sentinel-core</artifactId>
-    <version>1.7.2</version>
+    <version>1.8.0</version>
 </dependency>
 ```
 
@@ -163,15 +163,17 @@ These are only part of the companies using Sentinel, for reference only.
 If you are using Sentinel, please [add your company here](https://github.com/alibaba/Sentinel/issues/18) to tell us your scenario to make Sentinel better :)
 
 ![Alibaba Group](https://docs.alibabagroup.com/assets2/images/en/global/logo_header.png)
+![AntFin](https://user-images.githubusercontent.com/9434884/90598732-30961c00-e226-11ea-8c86-0b1d7f7875c7.png)
 ![Taiping Renshou](http://www.cntaiping.com/tplresource/cms/www/taiping/img/home_new/tp_logo_img.png)
+![拼多多](http://cdn.pinduoduo.com/assets/img/pdd_logo_v3.png)
+![爱奇艺](https://user-images.githubusercontent.com/9434884/90598445-a51c8b00-e225-11ea-9327-3543525f3f2a.png)
 ![Shunfeng Technology](https://user-images.githubusercontent.com/9434884/48463502-2f48eb80-e817-11e8-984f-2f9b1b789e2d.png)
-![Mandao](https://user-images.githubusercontent.com/9434884/48463559-6cad7900-e817-11e8-87e4-42952b074837.png)
-![每日优鲜](https://home.missfresh.cn/statics/img/logo.png)
 ![二维火](https://user-images.githubusercontent.com/9434884/49358468-bc43de00-f70d-11e8-97fe-0bf05865f29f.png)
+![Mandao](https://user-images.githubusercontent.com/9434884/48463559-6cad7900-e817-11e8-87e4-42952b074837.png)
 ![文轩在线](http://static.winxuancdn.com/css/v2/images/logo.png)
 ![客如云](https://www.keruyun.com/static/krynew/images/logo.png)
 ![亲宝宝](https://stlib.qbb6.com/wclt/img/home_hd/version1/title_logo.png)
 ![杭州光云科技](https://www.raycloud.com/images/logo.png)
 ![金汇金融](https://res.jinhui365.com/r/images/logo2.png?v=1.527)
 ![闪电购](http://cdn.52shangou.com/shandianbang/official-source/3.1.1/build/images/logo.png)
-![拼多多](http://cdn.pinduoduo.com/assets/img/pdd_logo_v3.png)
+