History of HubBackend::row 2 changes

In crates/hub/src/protocol.rs, lines 55–62 on 6ff755541a622b944b170f3a83dfb95ecf972a4387dd77ff481a34df28e05e82. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 55,62:crates/hub/src/protocol.rs.