Release v2.3.0

Release v2.2.1

Release v2.2.0

Release v2.1.0 - fish shell edition

version bump v2.0.1

Release v2.0.0

Display command arguments in the help

Fixes installation instructions. Fixes direnv#43

direnv-hook support for non-standard paths

/usr/local/bin/zsh was not detected properly

Rework the README.md and link it to the man page