!131 去掉SseEmitter中sout输出

Merge pull request !131 from 山东小木/master

src/main/java/com/jfinal/kit/SseEmitter.java

@@ -59,7 +59,6 @@ public class SseEmitter {
                 throw new RuntimeException(e);
             }
         }
-        System.out.println("Waiting finished");
     }
 
     /**