History of oxy 1 change

In tests/cli_docs.rs, lines 5–15 on 7026bd7dc5b89e7162a2d846476d1370c902d5b9067f3355470110e3cec205d5. 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.