Merge pull request #2 from rbricheno/add-source

Add link to original source of the arduino library

README.md

@@ -3,7 +3,7 @@ Arduino Library for Pi Supply LoRa Node Shield
 
 This repository has our fork of the RAK811 Arduino Library with modifications and better documentation.
 
-The original library can be found at
+The original library can be found at https://github.com/RAKWireless/RAK811/tree/master/Arduino%20Library
 
 # Instructions
 Download this library and put it into your Arduino Libaries Folder (Usually Arduino then Libraries in your documents / home)