Hopefully by v5 they'll have kept the changes non-breaking. edit: Apparently it's mostly js fixes for migration: https://news.ycombinator.com/item?id=6776912 h

Hopefully by v5 they'll have kept the changes non-breaking. edit: Apparently it's mostly js fixes for migration: https://news.ycombinator.com/item?id=6776912 https://news.ycombinator.com/item?id=6776912