History of seal 2 changes

In src/cli/proposal.rs, lines 130–161 on d5a597d0f160f28ba9a1fbda1b45454d3bf95688e6a8fe1e0f37c9e6808a6366. 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.