https://github.com/ejwa/gitinspector
https://github.com/src-d/hercules
https://github.com/erikbern/git-of-theseus
docker run --rm -v $(pwd):/io srcd/hercules hercules https://github.com/git/git /io/repo-cache
docker run --rm -v $(pwd):/io srcd/hercules hercules --burndown --burndown-files --burndown-people --couples --devs --pb /io/repo-cache > hercules.pb
docker run --rm -i -p 8000:8000 -v $(pwd):/io srcd/hercules labours -i /io/hercules.pb -f pb -m all -o /io/labours