Gto

What's Changed
* Allow empty show/audit by aguschin in https://github.com/iterative/gto/pull/39


**Full Changelog**: https://github.com/iterative/gto/compare/0.0.4...0.0.5

What's Changed
* Set default/env base tag by aguschin in https://github.com/iterative/gto/pull/38


**Full Changelog**: https://github.com/iterative/gto/compare/0.0.3...0.0.4

What's Changed
* Refactor registry by aguschin in https://github.com/iterative/gto/pull/1
* Improve serde by aguschin in https://github.com/iterative/gto/pull/11
* Add branch based by aguschin in https://github.com/iterative/gto/pull/15
* rename by aguschin in https://github.com/iterative/gto/pull/21
* Improve index and add API/CLI to manage it by aguschin in https://github.com/iterative/gto/pull/20
* tests WIP by mike0sv in https://github.com/iterative/gto/pull/26
* Add SemVer and option to bump/assign versions automatically by aguschin in https://github.com/iterative/gto/pull/31
* add release to pypi stage by aguschin in https://github.com/iterative/gto/pull/29


**Full Changelog**: https://github.com/iterative/gto/commits/0.0.3