History of help_tests::walk 1 change

In src/cli/mod.rs, lines 1105–1122 on 1d27d0a2b3c117ce6bd52053632913c64054ad409b9e90b1b0fe9f9dc70e947a. 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 1105,1122:src/cli/mod.rs.