It's pretty clearcut: The GPL requires to keep copyright notices and author's names. They should re-add him and removing names from free software code without t

It's pretty clearcut: The GPL requires to keep copyright notices and author's names. They should re-add him and removing names from free software code without the consent of the original author is absolutely not okay. We may argue that with licenses that allow this (CC0, Unlicense) it would be okay, but even there I'd say credit where credit is due.