NEW:
- dnb.de site (Deutsche Nationalbibliothek) added for looking up German language books
- Option to move/set the Bookshelves for all books for a node in the list

- Bookshelves selection dialog(s) are now conform to all other dialog/BottomSheet usage.
- Edge-to-Edge support for Android 11 and up.
- Android 15 tested/supported.

FIXES:
- Fix "Update books" for a node in the list (e.g. 'series') when using a BottomSheet.
- Fix a TOC lookup for existing titles when manually editing a TOC list