create install script for linux

Signed-off-by: Dhruva Gole <goledhruva@gmail.com>

Author: DhruvaG2000

install.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+echo "Cloning ArduinoCore API in" $HOME
+git clone git@github.com:arduino/ArduinoCore-API ~/.ArduinoCore-API
+
+echo "Commenting out WCharacter.h because it fails to build properly"
+sed '/WCharacter.h/ s/./\/\/ &/' ~/.ArduinoCore-API/api/ArduinoAPI.h > ~/.ArduinoCore-API/api/tmpArduinoAPI.h
+mv ~/.ArduinoCore-API/api/tmpArduinoAPI.h ~/.ArduinoCore-API/api/ArduinoAPI.h
+
+echo "Linking..."
+#ln -s ~/Downloads/ArduinoCore-API/api ~/zephyrproject/modules/lib/Arduino-Zephyr-API/cores/arduino/.