Changes touching this path

• the getting-started demo hands the repo to a second keypair instead of renaming the actor, so the first block a stranger pastes proves the thesis its caption claims, and a test runs the published bytes rather than reading them (#1214) 05629898 · dbf3dbe6…

Renames are not followed. loot's tree maps a path to an address, so a rename is a delete and an add. This list is the history of the name, not of the bytes.