History of oxy 1 change

In tests/cli_docs.rs, lines 5–15 on 30644f1ecb7b499d52f0c882211bffea40b8a2f1273a54c8faec1ff05d80d2ac. 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.