Kay, chatted with product management on this one, here's what I found:Right now everything is manual, but you can at least see the changes in the Publishing tabEarly 2019 you'll be able to click a link to copy the settings from an earlier revision into a new libraryLater on in 2019 you'll be able to quickly revert to a prior build and publish that without affecting the current library (useful in instances where something catastrophically broke and you need to quickly switch back to an earlier re...