History of seal 2 changes

In src/cli/proposal.rs, lines 130–161 on d0bf2da150949093a1d5207bde8a4f69c55599bd7de6db7eca460e6376fbae41. 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 130,161:src/cli/proposal.rs.