* Move replacing invalid references into separate job for principals
* Write migration to remove existing invalid custom values and responsible
* Fix other specs
* Fix other specs
* rewrite replacing user in records
* consolidate principal deletion
* include placeholder users in spec
Co-authored-by: ulferts <jens.ulferts@googlemail.com>
Updates the copyright to 2021 for all files that have a copyright. Files in our source code without the copyright header still do not receive one automatically. Additionally, backlisted files are also excluded.
Previously the copyright of chiliproject which references redmine stated a copyright of redmine up to and including 2017 which is not true for the code we have in here. Because of that I changed that to 2013