0.2.0
- Added pipeline exec for external binaries
- E.g. exec({ {"cat", "~/my-file.log"}, {"grep", "error"} })

0.1.8
- Added LuSH documentation
- Added process listing (os.proc_names, os.proc_exes)

0.1.7
- Changed lua to vendored (or, static lua library)

0.1.6
- Added support for shebang "#!"
- Upgraded dependencies
