History of watch 2 changes

In crates/oh/src/main.rs, lines 1471–1498 on v0.8.0. 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 1471,1498:crates/oh/src/main.rs.