Changes touching this path

• a verb that names a file in this repo stops carrying its own copy of the #1330 rebase, because every argument slot's kind is now a required field of the table that already declared the leaf's flags and arity, so the argv door rebases from the declaration and a leaf that states nothing does not compile (#1466) 889e5821 · 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.