Damned by diesel, or redeemed by electric? The timing seems ill-fated for Audi's brand new 2017 Q7 e-tron quattro, a plug-in hybrid that arrives under the NOx cloud of the VW group's ongoing emissions scandal. Though on paper it makes sense - the plentiful torque of a V6 diesel paired with the eco-peppy zing of a plug-in EV - the …