Update README.md

swwheihei

2020-05-11 2d2b8338026c729c6e663d6364c913d626147201

 src/main/java/com/genersoft/iot/vmp/vmanager/device/DeviceController.java

@@ -1,8 +1,6 @@
package com.genersoft.iot.vmp.vmanager.device;

import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;