History of api_url 2 changes

In src/cli/proposal.rs, lines 13–32 on cbe8499a5a8c36a6241726d7a3fd4bdf66b2a380ab0b559fe3a9077683d31fb1. 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 13,32:src/cli/proposal.rs.