优化响应速度，取消flag标记以及具体设备的mac。

kaiyu

2020-10-09 c04171420e9522422d110acc165bd8c608c592fb

 src/main/resources/system/alarmLevels.json

@@ -237,6 +237,16 @@
      "degressEnable": 0,
      "degression": [0,0,0]
    },
    "e28": {
      "enable": 0,
      "increment": [
        0,
        1000,
        2000
      ],
      "degressEnable": 0,
      "degression": [0,0,0]
    },
    "e29": {
      "enable": 1,
      "increment": [