------
- Actually save `source_type` and `source_name` to Elasticsearch and OpenSearch
- Reverse-lookup cache improvements (PR 501 closes issue 498)
- Update the included `dbip-country-lite.mmdb` to the 2024-03 version
- Update `base_reverse_dns_map.csv`
- Add new general config options (closes issue 500)
- `always_use_local_files` - Disables the download of the reverse DNS map
- `local_reverse_dns_map_path` - Overrides the default local file path to use for the reverse DNS map
- `reverse_dns_map_url` - Overrides the default download URL for the reverse DNS map