Update README.md

Add Airlift, update license date.

Author: brentru

README.md

@@ -4,14 +4,14 @@
 
 ![AIOArduino](https://cdn-learn.adafruit.com/assets/assets/000/057/496/original/adafruit_io_AIOA.png?1531335660)
 
-This library provides a simple device independent interface for interacting with [Adafruit IO](https://io.adafruit.com) using Arduino. It allows you to switch between WiFi (ESP8266, ESP32, M0 WINC1500, & WICED), Cellular (32u4 FONA), and Ethernet (Ethernet FeatherWing)
+This library provides a simple device independent interface for interacting with [Adafruit IO](https://io.adafruit.com) using Arduino. It allows you to switch between WiFi (ESP8266, ESP32, AirLift, WINC1500, & WICED), Cellular (32u4 FONA), and Ethernet (Ethernet FeatherWing)
 
 
 ## Documentation
 Documentation including installation, configuration and usage for this library is found on [the Adafruit IO Arduino ReadTheDocs pages](https://adafruit-io-arduino.readthedocs.io/en/latest/).
 
 ## License
-Copyright (c) 2018 [Adafruit Industries](https://adafruit.com). Licensed under the [MIT license](/LICENSE?raw=true).
+Copyright (c) 2019 [Adafruit Industries](https://adafruit.com). Licensed under the [MIT license](/LICENSE?raw=true).
 
 [Adafruit](https://adafruit.com) invests time and resources providing this open source code.
 Please support Adafruit and open-source hardware by purchasing products from [Adafruit](https://adafruit.com).