change finish_non_exhaustive to finish

Bump version to 2.4.0

Update changelog

Prepare for release 2.3.1 (algesten#437)

Update CHANGELOG and Cargo.toml for 2.3.0 (algesten#431)

fix typo "memroy" to "memory" (algesten#379)

Update CHANGELOG and Cargo.toml for 1.5.5 (algesten#377)

Bump to 2.0.1. (algesten#289)

Update CHANGELOG.md and Cargo.toml