first commit
add XYZ color space module
extract matcher
add in place XYZ mapping
add default param
add white points
add lab color space
add RGB color space impl
beautify
add more rgb color spaces
increase performance of fromXYZ() by using inverse matrix (less accurate)
add test
add XYZ white to lab colorspace
add isDefined()
store white points in XYZ color space
formatting
for firefox (seems to have lower precision than phantomJs)
performance optimization of fromXYZ(), toXYZ()
add test
add fromXYZderivL()