- Manage authors dialog: Improve performance in very large libraries
- Book details panel: Fix a regression that caused right clicking on an author name to manage it not opening with that name selected.
- calibredb set_metadata: When converting a string into a datetime if the string is a full ISO 8601 date with timezone do not adjust the date to make it timezone neutral.
- Edit book: Fix Check book spuriously reporting incorrect mime type warnings for fonts after upgrading a book from EPUB 2 to EPUB 3.
- Book details panel: Dont show sizes less than 0.01MB as zero.
- Viewer: Fix jump to previous section not working when viewer is on last section