Add information about new UI

README.md

@@ -1,6 +1,9 @@
 # SYZOJ 2
 An OnlineJudge System for OI.
 
+The UI is powered by [Semantic UI](http://semantic-ui.com/).  
+Template designed & coded by @Menci and @Sengxian.
+
 # Deploying
 There's currently *no* stable version of SYZOJ 2, but you can use the unstable version from git.
 
@@ -29,4 +32,4 @@ To make a user be an admin, the only way is via database.
 # Judge
 There's no judger for SYZOJ 2 currently. But SYZOJ 2 has API compatibility with the old SYZOJ, so we can use its judger.
 
-Please go to [syzoj-judge](https://github.com/syzoj/syzoj-judge).
+Please go to [syzoj-judge](https://github.com/syzoj/syzoj-judge).