rename blink argument to hide to be more consistent.
rename blink argument to hide to be more consistent.

BrewPi/firmware,glibersat/firmware,glibersat/firmware,glibersat/firmware,BrewPi/firmware,BrewPi/firmware,etk29321/firmware,glibersat/firmware,glibersat/firmware,etk29321/firmware,BrewPi/firmware,glibersat/firmware,etk29321/firmware,glibersat/firmware,etk29321/firmware,etk29321/firmware,BrewPi/firmware,BrewPi/firmware,BrewPi/firmware,etk29321/firmware,BrewPi/firmware