History of oxy 1 change

In tests/cli_strata.rs, lines 8–22 on cea2e2f860c53c99e442fdcd5539db3ff130c788d39f42aff5df5612d1f07c38. 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 8,22:tests/cli_strata.rs.