History of Config::default 5 changes

In crates/hub/src/config.rs, lines 235–249 on v0.4.2. 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 235,249:crates/hub/src/config.rs.