Colorsynth

What's Changed
* Fixed a bug in `colorsynth.colorbar()` where the wavelength axis wasn't being selected correctly. by byrdie in https://github.com/sun-data/colorsynth/pull/7


**Full Changelog**: https://github.com/sun-data/colorsynth/compare/v0.1.4...v0.1.5

What's Changed
* Improved performance of `colorsynth._piecewise_gaussian()` using Numba. by byrdie in https://github.com/sun-data/colorsynth/pull/6


**Full Changelog**: https://github.com/sun-data/colorsynth/compare/v0.1.3...v0.1.4

What's Changed
* Modified `colorsynth.colorbar()` to work with stacks of colorbars. by byrdie in https://github.com/sun-data/colorsynth/pull/5


**Full Changelog**: https://github.com/sun-data/colorsynth/compare/v0.1.2...v0.1.3

What's Changed
* Modified the `wavelength` argument of `colorsynth.colorbar()` to have a default value of `None`. by byrdie in https://github.com/sun-data/colorsynth/pull/4


**Full Changelog**: https://github.com/sun-data/colorsynth/compare/v0.1.1...v0.1.2

What's Changed
* Clip the output of `colorsynth.rgb()` to lie between 0 and 1. by byrdie in https://github.com/sun-data/colorsynth/pull/3


**Full Changelog**: https://github.com/sun-data/colorsynth/compare/v0.1.0...v0.1.1

**Full Changelog**: https://github.com/sun-data/colorsynth/compare/v0.0.1...v0.1.0