What's Changed
* Add early stopping criteria to `Optimize`, adjust `SpecData` normalization by tvwenger in https://github.com/tvwenger/bayes_spec/pull/67
* Update documentation by tvwenger in https://github.com/tvwenger/bayes_spec/pull/68
**Full Changelog**: https://github.com/tvwenger/bayes_spec/compare/v1.7.2...v1.7.3