This is the first big update that skript-worldedit has had, and it brings an important feature that's been missing since the initial release: schematics!
Additions
Schematics - save and paste schematics with ease! There is both an effect and a section for each, the latter of which is recommended, as you can take full advantage of all the configurable options they offer. For more information on this new feature, check out the dedicated wiki page, which takes a slightly deeper dive!
Other (pretty boring) stuff
The EmptyAnnotationAdder will now work with sections