Added a LED functionality to the arduino code. If cosm responded with error or didn't respond LED blinks otherwise the LED is on
CAD drawing and openSCAD script are added
Merge branch 'master' of https://github.com/bzzazzj/SpaceStatusTool into bzzazzj-master

Conflicts:
	src/arduino/SpaceSwitchCosm/SpaceSwitchCosm.ino