History of help_tests::walk 1 change

In src/cli/mod.rs, lines 1193–1210 on d0990c2bff74c79d895c2a4d5f978455d138c133a85610bceb3303fb39b869b7. 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 1193,1210:src/cli/mod.rs.