History of oxy 1 change

In tests/cli_docs.rs, lines 5–15 on f0406c3b40ed1bbaa0b43a820106cf033f1c636d9805b06882d4bb0f2a8406d2. 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.