Mercurial don't accepts default username (and default email) by commit.

Mercurial won't accept default username (and default email) by commit. Output-message: (in german: "Kein Benutzername gefunden, nutze 'username' stattdessen"), translation: "No user found, use 'username' instead".

I just updated my Qt Creator from 3.4.2 to 3.5...