History of seal 2 changes

In src/cli/proposal.rs, lines 130–161 on 4960d87af58b1b1eb80594e9ff6f8723a7ec557c68e50fc6c9b522b265d3ff69. 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.