v0.4.0

What's Changed

• feat: improve macos homebrew compatibility by @tsirysndr in #58
• feat: run crosup install <pkg> to install from Nix by @tsirysndr in #59
• feat: allow user to specify nix packages to be installed with crosup install [packages]... by @tsirysndr in #60

Full Changelog: v0.3.2...v0.4.0