History of api 1 change

In crates/hub/tests/backups.rs, lines 784–807 on v0.6.0. 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 784,807:crates/hub/tests/backups.rs.