CIE94 Javascript implementation

Computes CIE94 distance between 2 colors in LAB space.

p1 = [l1, a1, b1]
p2 = [l2, a2, b2]
Returns distance:float

Usage example:

var d = CIE94_dist([94.0, -0.1, -0.55], [77.0, 0.5, 0.45])

CIE94 details

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Iulius Curt, april 2013