History of help_tests::walk 1 change

In src/cli/mod.rs, lines 1351–1368 on ce118287d9da03ef5c98345e3149109c48cf872b6813ec469ccdc2f269e6f34c. 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 1351,1368:src/cli/mod.rs.