History of schemas 2 changes

In crates/hub-api/src/lib.rs, lines 600–649 on c5f3bde466d11d2f876de714c624f81cdd0aeb66c1e4472251b66212f076b112. 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.