Correct an off-by-one bug in hue calculation, part II.  Hopefully fixes #602 the rest of the way.
Correct an off-by-one bug in hue calculation, part II.  Hopefully fixes #602 the rest of the way.

FastLED/FastLED,PaulStoffregen/FastLED,PaulStoffregen/FastLED,FastLED/FastLED,remspoor/FastLED,FastLED/FastLED,PaulStoffregen/FastLED,remspoor/FastLED,FastLED/FastLED