v0.4.2

Compatibility note

This release is binary compatible with 0.3.x and 0.4.x series, and is created to facilitate the migration to the binary-incompatible 0.5.x series.

What's Changed

• Add instantiation of MeasureDuration from cats-helper instance by @i-surkov in #259

Full Changelog: v0.4.1...v0.4.2