Release Notes: Ten bugfixes were made. It is probably not worth upgrading unless you were affected.
Release Notes: Loads of bugfixes, and an internal restructure of the XPath processing engine (this has made it go a little slower, but also means that the expression parsing matches the expression grammer more closely and allows the developers to more accurately implement the XPath spec).
Release Notes: A large internal restructure, a 50% speed improvement in reading XML files, and 40% when writing them, and many new DOM functions.
No changes have been submitted for this release.