update mqttd.conf, update hostname and ID

guowenxue

2019-07-31 8baf0e91fbb8a0ec580d4c00eac9c7bb3dd0de73

 modules/c/ds18b20.c

@@ -32,7 +32,7 @@
                return 1;
        }

        printf("DS19B20 get temperature: %f ℃\n", temp);
        printf("DS18B20 get temperature: %f ℃\n", temp);
        return 0;
}