v0.8.0

What's Changed

• kept: an errdefer frees what the function already stored where its caller keeps it by @kmoneil in #73
• torn: an optional or union built in place by an initializer that can fail, which deinit frees by @kmoneil in #74
• twice: an errdefer's free also written out by hand on a path that then fails by @kmoneil in #75
• release: 0.8.0 by @kmoneil in #76

Full Changelog: v0.7.0...v0.8.0