Add submission # 877

#877

Author: ArduinoBot

registry.txt

@@ -4634,3 +4634,4 @@ https://github.com/RobTillaart/MCP23S17.git|Contributed|MCP23S17_RT
 https://github.com/cjsgoncalves/ArduinoIDE-Utils.git|Contributed|Utils
 https://github.com/DFRobot/DFRobot_TMF8x01.git|Contributed|DFRobot_TMF8x01
 https://github.com/makerspaceleiden/tee-log.git|Contributed|TLog
+https://github.com/cafeiot/CafeIOT_Arduino.git|Contributed|CafeIot_Arduino