Adds the ability to cycle back to the previous credential with LIGHT.
Long pressing LIGHT activates the LED.
Co-authored-by: Matheus Afonso Martins Moreira <matheus.a.m.moreira@gmail.com>
I like to use the ten minute timeout on my watch and there are other
people who have similar interests in a lower deadline. The two day
deadline had to go to still accommodate the change within the three
bit index.
The default setting is still the one hour timeout.