Add submission # 4915

#4915

Author: ArduinoBot

registry.txt

@@ -7323,3 +7323,4 @@ https://github.com/pschatzmann/arduino-audio-tools.git|Contributed|audio-tools
 https://github.com/mathieucarbou/MycilaPulseAnalyzer.git|Contributed|MycilaPulseAnalyzer
 https://github.com/giocip/ARDUINO_num7.git|Contributed|num7
 https://github.com/Naguissa/uHexLib.git|Contributed|uHexLib
+https://github.com/ErlTechnologies/ERLtechRobotcontrol.git|Contributed|ERLtechRobotcontrol