History of schemas 7 changes

In crates/hub-api/src/lib.rs, lines 834–897 on bf614c3d7906b6294f03cc2f5f7986a68e958666935635e010c20628e0ffb232. 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 834,897:crates/hub-api/src/lib.rs.