ESP8266_Cloud_LAB

''' some labs for EPS8266

1. test the DHT11 sensor -- DHTtester
2. try connect to internet -- HelloServer
3. first, representation: Emoncms OnlineHumidifier-Show OnlineHumidifier-Chart OnlineHnT-Chart (both temperature & humidity)
4. second, output to freeboard.io (data in dweet.io) -- esp8266_cloud
5. third, output to thingSpeak '''

NODE-RED