Swift release

[oskarirauta]

I rewrote this in Swift.

It's available here: https://github.com/oskarirauta/iCloudSync

[Sam-Spencer]

Wow! Thank you so much! I’ll take a look at your fork and work on updating this repo with official support :).

[Sam-Spencer]

Integrating a large portion of your rewrite into a new version of iCloudDocumentSync, which will be available soon. Please check the swift-rewrite branch.