Hi Joey,

New change making Perl optional, on smaller systems:
https://gitlab.com/HRio/etckeeper/tree/remove-perl-3-rebased

It will use Perl if its installed or else fall back to Bourne Shell.

"make test" passes on Alpine Linux without Perl installed.

Can you please review?

Thanks,
 Henrik


this change replaces:
 https://etckeeper.branchable.com/todo/remove_remaining_perl_usage/

> merge [[done]] thank you! --[[Joey]]
