Revert "Move PSR17 factories to the registry"

This reverts commit 56afe05fa72eb037740c3a05c02828a7ba30f9a9.

Move PSR17 factories to the registry

Merge: #3803, Merge: #3706

Testing

Remove unused variables

Remove unused imports

Remove vendor dir, add support for PHP 8.0, drop support for PHP 7.1 and 7.2

Updates tests

Fix wrong columns used in families query of ModuleDataFixTrait
Add basic unit testing for Data fix handler and FixDuplicateLinks

Convert controller to request handlers

Use https link in copyright header

Fix: #2592, Fix: #2593, Fix: #3431, Fix: #3446, Fix: #3638, Fix: #3676, Merge #2652 - Refactor LocationController into request handlers

Refactor controller as request handlers

Move user constants to the user interface class

Refactor controller into request handlers