v0.5.0

prepare for release of version 0.5.0 (#41)

v0.4.0

• Update to CLAP version 1.1.9.

v0.3.0

Prepare for release of version 0.3.0

v0.2.0

bump crate version to 0.2.0 and add CHANGELOG.md

v0.1.0

update README and add crates.io and docs.rs badges