arduino: fix R,N,1,F suppressing all buttons (double jeopardy)
new question directory structure (reorganise sample files)
implement new question directory structure
fix regression of double jeopardy by new question directory structure
update docu (new question directory structure)
add 6th player's color
update Test.jg to load without error (new question directory structure)
beopardy: no splash screen with readfile (-r)
beopardy: also show a questions value next to the category