Add RAK_LPP library (#6552)

* Add RAKwireless_RAK14000_EPD_2_13

* Add RUI3-Arduino-Library

RAKWireless library for communication over UART with RUI3 based WisDuo modules.

* Add beegee-tokyo/RAK-OneWireSerial

* Add RAK_LPP library

RAK_LPP library is based on CayenneLPP library from ElectronicCats with sensor definitions used with WisBlock Arduino and RUI3 examples.

Author: beegee-tokyo

repositories.txt

@@ -1413,6 +1413,7 @@ https://github.com/beegee-tokyo/WisBlock-API
 https://github.com/beegee-tokyo/WisBlock-API-V2
 https://github.com/beegee-tokyo/RUI3-Arduino-Library
 https://github.com/beegee-tokyo/RAK-OneWireSerial
+https://github.com/beegee-tokyo/RAK_LPP
 https://github.com/beetlikeyg087/MFUthings
 https://github.com/Beirdo/Arduino-FRAM-Cache
 https://github.com/Beirdo/Arduino-LIN