code: func (l byContributions) Less(a, b int) bool {
  	if l[a].log10commits != l[b].log10commits {
  		return l[a].log10commits > l[b].log10commits
  	}
  	return l[a].name < l[b].name
  }
docs: // Sort first by log10(commits), then by name. This means that we first get
  // an alphabetic list of people with >= 1000 commits, then a list of people
  // with >= 100 commits, and so on.