Add a page to the book discussing factors in piece length selection, and Intermodal's piece length selection algorithm. type: documentation pr: https://github.com/casey/intermodal/pull/392 fixes: - https://github.com/casey/intermodal/issues/367
bin/gen
type: documentation
Merge documentation generation into a single binary, `bin/gen`. This includes: The changelog, man pages, the readme, and the book. type: reform