Bulk options, Slovak translation & fixes

Impovements

• Slovak translation
• Bulk Controls now have an extra 'Options' button
• New sort options: 'Most Recent' and 'Reverse Order'

Fixes

• Books with only 1 chapter, will not have the chapters button enabled
• The player is dismissed if new books are being imported
• Misaligned progress circle for playlists

Support

For help and ways to contribute to the project, see the support section in the Settings screen of BookPlayer or visit www.bookplayer.app