Fix "LO F" message on LED display
Fix bad LED error code due to error == -1
Update copyright to 2014 in preperation for the new year
update board & schema to v4.1
- Add 5V zener to protect ADC from shorts
- Add .1uF cap to even out ADC line from noise
- Tweak placement of low fuel LED
- Tweak placement of S/N: XXXXXX
fix S/N: XXXXX so it is not hidden by the
wiring harness connector