Use full name in library for U8g2_Arduino (#23)

Author: aentinger

README.md

@@ -6,7 +6,7 @@
 
 This documentation contains information about the classes and the usage of Arduino_SensorKit library which is primarily used in the [Arduino Sensor Kit](https://store.arduino.cc/sensor-kit-base). This library is a wrapper for other libraries such as
 
-* [u8g2](https://github.com/olikraus/U8g2_Arduino) Library for monochrome displays
+* [U8g2_Arduino](https://github.com/olikraus/U8g2_Arduino) Library for monochrome displays
 * [Seeed_Arduino_LIS3DHTR](https://github.com/Seeed-Studio/Seeed_Arduino_LIS3DHTR) for the 3 Axis Accelerometer
 * [Grove_BMP280](https://github.com/Seeed-Studio/Grove_BMP280) Library for the Barometer
 * [DHT-sensor-library](https://github.com/adafruit/DHT-sensor-library) for the Temperature and Humidity Sensor