What's Changed
* Update documentation by JeremyWesthead in https://github.com/oxfordmmm/piezo/pull/4
* Add minor populations by JeremyWesthead in https://github.com/oxfordmmm/piezo/pull/5
* Various test improvements. Now at 100% coverage + marking verbose fla… by JeremyWesthead in https://github.com/oxfordmmm/piezo/pull/7
**Full Changelog**: https://github.com/oxfordmmm/piezo/compare/v0.3...v0.4