My site structure was there and I collected some information in the sandbox, except now i don;t know where it is. it must have collapsed and i don't know how to bring it back. I tried to click on "show tree view" and nothing happened.
Wishlist Page is the new official platform for requesting new features. You can vote, comment, and track the status of the requested features (requests from this page will be migrated to the new Wishlist soon).