- fixed event handling respecting age of events, complete rewrite of _handle_deleted_or_purged_aips()

- added view to operate on non-deleted aips

- added indices to support faster query (needed for analysis/finde_lzaid_dubletten_exkl_gelöscht.sh)

- improved search by extracting regex
- added time output
- disabling STDOUT caching to improve progress view

- added support for filesize column in table sourcedatalocat

- bugfix, fake lza_id generation should match check_lzaid() tests