Changelog
- Nautiljon metadata source will now default to empty volume release date if only a year is present. Fixes #1
- Added configuration for choosing between original and french publisher in Nautiljon metadata source. Resolves #2
- Added configuration for adding custom tag with original and french publisher in Nautiljon metadata source
- Locked metadata fields will not be updated now
- Use default value for cases when there is no data present for some fields in MangaUpdates metadata source