Also: allow to terminate the KiCad update check.
Also: update the status label when jobs are removed.
(cherry picked from commit 19890b7f99808a5c3f172c4dbffcf553ba0aed5b)
Recommendation is to avoid using the year nomenclature as this
information is already encoded in the git repo. Avoids needing to
repeatly update.
Also updates AUTHORS.txt from current repo with contributor names