Problem with hsb value where h=360

[petergab]

Trying:

Color.new("#720A0B").hsb

Gives an error:

ArgumentError: '[360, 91, 45]' is invalid for a Colorable::HSB value

[petergab]

I've repaired it at my fork:
https://github.com/petergab/colorable
by adding:

h=0 if h==360

in color_space.rb:136