Converts markdown into roff (man pages).
Uses blackfriday to process markdown into man pages.
You can obtain the pre-built go-md2man binary for your OS and arch
here;
you can also install the go-md2man binary directly onto your $GOBIN dir with:
go install github.com/cpuguy83/go-md2man@latestgo-md2man -in /path/to/markdownfile.md -out /manfile/output/path
See go-md2man.1.md for an input example.