Use full string for sidFuel and avoid string concatenation
Fuel as in fuel for saucer, landgun, flamethrower, icegun.
Old string was built with like this:
sidFuel + ": " + fuel + "%".
New string us built with proper format string instead
[patterns]
**.h = native
**.c = native
**.cpp = native
**.lua = native
**.txt = native
**.pas = native
**.inc = native
**.hs = native