History of help_tests::walk 1 change

In src/cli/mod.rs, lines 1433–1450 on b689779e9e7428f68bef6dfc047bf9fcb4a6ba516fd5e9b34c9ea067c830d974. 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 1433,1450:src/cli/mod.rs.