History of oxy 1 change

In tests/cli_docs.rs, lines 5–15 on ff1f62fee65473fe0769680b297ec28fa60db0ca8d231f68e5c3b99406a59175. 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 5,15:tests/cli_docs.rs.