code: function fromRGB(r, g, b, a) {
      return create(r, g, b, a);
  }
docs: Creates new color from RGBA values. Alias for create(r, g, b, a)
  @param  {Number} r - red component (0..1)
  @param  {Number} g - green component (0..1)
  @param  {Number} b - blue component (0..1)
  @param  {Number} [a=1] - alpha component (0..1)
  @return {Array} - RGBA color array [r,g,b,a] (0..1)