设备上下线通知修改。

common/src/main/java/com/jpsoft/smart/modules/base/service/impl/DeviceInfoServiceImpl.java

@@ -94,6 +94,8 @@ public class DeviceInfoServiceImpl implements DeviceInfoService {
 
 		if (deviceInfo != null){
 			deviceInfo.setIsOnline(online);
+			deviceInfo.setAbnormalReason(online ? "设备上线" : "设备离线");
+
 			deviceInfo.setHeartbeatUpdateTime(new Date());
 			deviceInfoDAO.update(deviceInfo);
 		}