History of watch 2 changes

In crates/oh/src/main.rs, lines 1889–1916 on v0.9.15. 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 1889,1916:crates/oh/src/main.rs.