Merge remote-tracking branch 'origin/master'

delete Project.xml

Fix a small problem with Arduino 101 Devices.

added support for writing to bucket directly

Small changes for testing ESP8266 AT based devices.

Initial support for multiple GPRS/ESP8266_AT modules over TinyGSM lib…

…rary.

bug fix for esp8266 webconfig

added initial support for ESP32

fixing Energia IDE compilation while checking local ip address

Updated ESP8266AT example for using SoftwareSerial, allowing hardware…

… serial to be used for Debug.