Create prompt for right-axis metrics
Create prompt for right-axis metrics

If there's two or more metrics, and they are all on the left, prompt the user
that they can click one to move it to the right.

machiavellian/machiavelli,machiavellian/machiavelli,machiavellian/machiavelli,glasnt/machiavelli,glasnt/machiavelli,glasnt/machiavelli,glasnt/machiavelli,machiavellian/machiavelli