- update to 4.4.0:
* Wt 4.4.0 adds a couple of new features, like multiple X axes, and
* WColorPicker, among other fixes and tweaks
* security related: Wt now rejects GET requests for Ajax-enabled sessions
that are not for resources, as an extra means to prevent session
hijacking attempts
* Wt 4.3.0 mainly adds the ability to redirect logging to a custom logging
function, and login and transport encryption to the mail client, among some
other fixes and tweaks
see https://webtoolkit.eu/wt/doc/reference/html/Releasenotes.html