feat: optionally unblinded advice columns #765

Job	Run time
Test on ubuntu-latest with basic features	6m 19s
Test on windows-latest with basic features	6m 15s
Bitrot check	6m 12s
Test on macOS-latest with basic features	6m 22s
Test on ubuntu-latest with all features	6m 20s
Build target wasm32-unknown-unknown	6m 36s
Intra-doc links	6m 35s
Build target wasm32-wasi	4m 41s
Test on windows-latest with all features	6m 19s
Test on macOS-latest with all features	6m 24s
Rustfmt	20s
	1h 2m 23s

Provide feedback