Fix: #4969 - need column aliases for SUM(...) when using Postgres

Preparing to remove dependency on laravel/database

It's 2023

It's 2023

Use Validator

It is 2022 - update copyright dates

Fix: #4250 - refactor linked-records and use consistently

Update and use Validation class

Fix: #3904 - update XREFs in blocks (e.g. stories) after merging

Fix: #3613 - wrong redirect after merging records

Use https link in copyright header

Move user constants to the user interface class

#3529 - rename Factory to Registry

Better handling for custom record types

Fix: merging records breaks hit-counter

Update code to use new Factory objects

CodeStyle - strict types

Fix error updating account preferences; use constants for preference names

Update routing in merge-records