Better Bookshelves

Update to 22w46a

• Rename config options
  • snake case instead of camel case
  • book_texture -> per_book_texture (true/false) (default (true)
  • [new] book_type_comparator_output (true/false) (default false)
    • when a new book is added, a comparator will output a signal based on the book type (1: book, 2: book and quill, 3: written book, 4: enchanted book)