Changes touching this path

• the private shell learns to diff: two addresses, two keys and two openEntry legs meet diffLines in the page, and an unreadable side is named rather than folded into the pair's verdict (#1057) 94014155 · 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.