History of land 2 changes

In src/cli/proposal.rs, lines 191–245 on 30d5fac7560dea15f032e006ddd6d00a693ff81a8b1eb33875be65836fee74c2. 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 191,245:src/cli/proposal.rs.