modified the button api to allow for release timing as well
add up-n-down sketch.  See the readme for details
Merge branch 'master' of https://github.com/dhiltonp/hexbright
Merge branch 'master' of https://github.com/dhiltonp/hexbright
Merge branch 'master' of https://github.com/dhiltonp/hexbright
Merge branch 'master' of https://github.com/dhiltonp/hexbright
Merge branch 'master' of https://github.com/dhiltonp/hexbright
tweak up_n_down a bit and do a little code cleanup
Merge branch 'master' of https://github.com/dhiltonp/hexbright
merge from upstream
reworked button api for simplicity and clarity
upped the time for a click to 350ms as I was sometimes clicking too slow
adjust nightlight timing and tolerance
oops, forgot to save before commiting
add a few ifdefs that can be used to save space
reduce the sensitivity in nightlight mode
Merge branch 'master' of https://github.com/dhiltonp/hexbright
tapping was not properly debounced
bug fixes in blink/dazzle mode
added some documentation, set STROBE to disabled by default