TODO.md
* Fix 0-hue sl-space rendering - preserve hue
* WebGL shaders with [color-space-canvas](https://github.com/rosskettle/color-space-canvas) module.
* Use builder for web-worker
* HUSL space in webworker
* workerify?
* Triangular shape rendering.
* Server-side rendering as well.
* Asm-js calculation.
* paint limits transparent, esp. lch, xyz: how?
* tests coverage
* statistical range (expanded popular areas, shrunk less needed areas)
* make worker hookable in node.