v0.4.2

What's Changed

• docs(release): record v0.4.1 publication truth, including what is not certified by @gwendall in #156
• feat(release): refuse a tag while a version-pinned block names an older release by @gwendall in #157
• feat(release): authorize 0.4.2 and split the two kinds of version-pinned block by @gwendall in #158

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