History of signer 1 change

In crates/hub/src/drops.rs, lines 200–202 on v0.9.15. 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 200,202:crates/hub/src/drops.rs.