Merge pull request #327 from LXY1226/master

修改图标

README.md

@@ -1,8 +1,7 @@
 <div align="center">
-   <img width="160" src="https://tva1.sinaimg.cn/large/007kOCb2ly1ges6us0aqyj30u00u0tdq.jpg" alt="logo"></br>
+   <img width="160" src="docs/mirai.png" alt="logo"></br>
 
-
-   <img width="95" src="http://img.mamoe.net/2020/02/16/c4aece361224d.png" alt="title">
+   <img width="95" src="docs/mirai.svg" alt="title">
 
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