获取城市天气，aqi更新

jinpengyong

2020-09-15 d6cb70708e6bb9e18cbc2fbc0034f3dd998fcd38

 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": [