BREAKING CHANGE: `chrony.removed` replaced by `.clean` states.

## [0.2.1](https://github.com/saltstack-formulas/chrony-formula/compare/v0.2.0...v0.2.1) (2019-04-29)

### Continuous Integration

* **kitchen+travis:** implement `inspec` test matrix ([0fb718d](https://github.com/saltstack-formulas/chrony-formula/commit/0fb718d))

### Documentation

* **semantic-release:** implement an automated changelog ([d040dae](https://github.com/saltstack-formulas/chrony-formula/commit/d040dae))

### Tests

* **inspec:** get tests passing ([e5741ee](https://github.com/saltstack-formulas/chrony-formula/commit/e5741ee))