Version 4.5.8 - Nov 18, 2019
A new CSS cleanup tool was added. Right click the Styles group in the Design panel to scan your project for unused CSS blocks.
You can now add Bootstrap tooltips to any component from the Options panel.
Improved application focus behavior. You can now navigate the application window with the keyboard and use shortcuts to Edit/Duplicate/Delete almost anything that is selectable.
Support for SRI and crossorigin attributes was added for linked CSS/JS files.
Bugfixes and small improvements that were suggested on the forum.