Add files for shifter, fix was to enable sending analog axis in example

Logitec-G920-USB-Shifter/platformio.ini

@@ -0,0 +1,17 @@
+; PlatformIO Project Configuration File
+;
+;   Build options: build flags, source filter
+;   Upload options: custom upload port, speed and extra flags
+;   Library options: dependencies, extra library storages
+;   Advanced options: extra scripting
+;
+; Please visit documentation for the other options and examples
+; https://docs.platformio.org/page/projectconf.html
+
+[env:sparkfun_promicro8]
+platform = atmelavr
+board = sparkfun_promicro8
+framework = arduino
+lib_deps = 
+	dmadison/Sim Racing Library@^2.0.2
+	mheironimus/Joystick@^2.1.1