EZP-22465: described TODO
EZP-22465: cleanup: moved storage engine switch to settings.yml
EZP-22465: cleanup: rename papi.yml -> repository.yml
EZP-22465: removed MVC parameter from core config
EZP-22465: documented deferred type update handler and aliased type update handler
EZP-22465: fixed: removed spearate class parameter for eznull converter
EZP-22465: cleanup: resolved configuration inline docs TODOs