What's Changed
* Update readme by aguschin in https://github.com/iterative/mlem/pull/275
* get heroku token from cli by mike0sv in https://github.com/iterative/mlem/pull/277
* Dynamic config loading by mike0sv in https://github.com/iterative/mlem/pull/276
**Full Changelog**: https://github.com/iterative/mlem/compare/0.2.1...0.2.2