index.html et al. are autogenerated from content-for-index.html et al. by
http://github.com/johnkerl/poki
Manpage data `mlr.1.premade` is generated by running `mkman.rb > mlr.1.premade`
Neither of these are invoked automatically at package-build time. They do need
to be run after code changes, since they both automatically include Miller
program output within their text.