History of oxy 1 change

In tests/cli_docs.rs, lines 5–15 on 2bf22305bc48ecd927347e41e90e63ddb36c5d7af9658653f13db6b4251f4462. 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.