add websocket实时发送设备数据，显示风向等信息

ZhuDongming

2020-06-22 2bc319c2c241d7646cb6805f9364cb7416edfa0a

 src/main/java/com/moral/common/bean/Constants.java

@@ -58,5 +58,6 @@
   public static final String DEVICE_STATE_MIDDLE ="2";
   public static final String DEVICE_STATE_SERIOUS ="3";
   public static final String DEVICE_STATE_OFFLINE ="4";
   public static final String DEVICE_STATE_MAINTENANCE ="9";
}