What's Changed
* Use new switchboard UMI transactors by azaidy in https://github.com/zeroasiccorp/umi/pull/196
* Modifying & simplifying umi_regif aolofsson in https://github.com/zeroasiccorp/umi/pull/197
* Fixing broken umi_stimulus, renaming umi_tester aolofsson in https://github.com/zeroasiccorp/umi/pull/198
**Full Changelog**: https://github.com/zeroasiccorp/umi/compare/v0.1.8...v0.2.0