Changes touching this path

• the keyring and escrow share one codec so a custody decision is written once, the locked refusal has one home instead of five drifted ones, and the terminal predicates each say why they differ (#1174) 33aca9d9 · 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.