What's Changed
* Make extra tags public by astropenguin in https://github.com/astropenguin/dataspecs/pull/90
* Make extra's leave option keyword-only by astropenguin in https://github.com/astropenguin/dataspecs/pull/91
* Update formatting and replacing submodules to accept spec indices by astropenguin in https://github.com/astropenguin/dataspecs/pull/92
**Full Changelog**: https://github.com/astropenguin/dataspecs/compare/v4.0.0...v5.0.0