History of proposal 8 changes

In crates/oh/src/main.rs, lines 1208–1363 on 9e8cbfc3ad009a781e33aaae48d3e97f90d15c59b5ec9d7c360a0905f0aee2cc. 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 1208,1363:crates/oh/src/main.rs.