feat: log authors

[azzamsa]

Checklist

• The modified code has some test-coverage (where applicable).
• make test is passing (this is what CI runs).
• New unreleased features/fixes/styling and performance improvements are documented via git: feat: / fix: / style: / perf:. Or e.g. perf(highlighting):.
  See https://github.com/altsem/gitu/blob/master/docs/dev-tooling.md

fixes #156

[PRESFIL]

It would be great to add columns with alignment, that way, we could include a column for the date:

As it stands, it’s not very readable — and without columns, it’s only going to get worse.