Petr Špaček authored 5 years ago and Vladimír Čunát committed 5 years ago

The file can be re-generated using scripts/update-authors.sh.
File .mailmap is used for name canonicalization and fresh list of
authors replaces the old one in AUTHORS file automatically.
Gitlab CI checks its content before release (on branches named release-*).

Marek Vavruša is listed in .mailmap file twice intentionally,
once as CZ.NIC employee and second time as external contributor.