EPUBCheck v5.3.0

Hi everyone, 

EPUBCheck v5.3.0 is now available at the following page:

  https://github.com/w3c/epubcheck/releases/tag/v5.3.0

This is a production-ready maintenance release, which can be used to check conformance to EPUB 3.3.
The full change log is available on the release page.

As always, feedback or bug reports are welcome! Reply to this email or file an issue on GitHub:

  https://github.com/w3c/epubcheck/issues

Many thanks to everyone who keeps on contributing via bug reports, testing, pull requests, or localization!

Best,
Romain.

--
Romain Deltour
Software and standards development
The DAISY Consortium
http://www.daisy.org <http://www.daisy.org/>