DefiCzech

**Describe the bug/problem** After sending [book.zip](https://github.com/janeczku/calibre-web/files/8843791/book.zip) vie email to my PocketBook email address I recieve email "Your email to [email protected] does not contain documents." Other books works nicely. **To Reproduce**...

Java Chromium Embedded - wrong charset

4

Java Chromium Embedded preview shows some extra font characters in wrong charset. My MD file is in UTF-8. eg: č ->� í -> � etc.