Audi’s ramping up its electric car plans and hopes to have three models by 2020. It’ll also form a new subsidiary to work on autonomous cars. The company’s chief executive Rupert Stadler told Reuters that Audi’s renewed push for electric cars is a direct result of the emissions scandal that embroiled its parent company Volkswagen. Stadler wasn’t spilling the beans on the new cars, but did say there would be a subcompact among them. To…