Expanded class variable comment blocks

Signed-off-by: Jake Wilson <jake.e.wilson@gmail.com>
Added HSL to RGB Conversion

Signed-off-by: Jake Wilson <jake.e.wilson@gmail.com>
Renamed $saturationL to $hslSaturation

Signed-off-by: Jake Wilson <jake.e.wilson@gmail.com>
Refactored some of the HSV/HSB and HSL private class members

Signed-off-by: Jake Wilson <jake.e.wilson@gmail.com>