Color conversion: Color.legacyColor, color.str, colormap.html update
- Add legacyColor(color)
- Add legacy color.str Object.defineProperties entry to typedColor
- Update sketches/colormap.html for latest changes
- findClosestColor/Index generalized to work with all map types
- protoMap completed, now has type.
- ColorMap factories all now have index option
Merge branch 'master' into gh-pages