color.py - add some more color methods

winkrequested to merge
wink/firmware:color-2 into master

Adds a few methods to the color module

  • to_hsv() -> [h, s, v]
  • to_hsl() -> [h, s, l]
  • get_complementary() -> Color
  • change_hue()
  • change_saturation_hsv()
  • change_saturation_hsl()
  • change_value()
  • change_lightness()
  • darken() (uses change_sat_hsl)
  • brighten() (uses change_sat_hsl)
  • __mul__() -> Color
  • __add__() -> Color
  • __sub__() -> Color
Edited by wink

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