History of schemas 2 changes

In crates/hub-api/src/lib.rs, lines 600–649 on f5c4433783335420787bf7c185fdc00ce8b856d2b57945ae841c88e94e8537ec. 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 600,649:crates/hub-api/src/lib.rs.