Nissan's flagship is the self-proclaimed 4 door sports car we all know well. And over the years, we've witnessed its maturity and yes, the loss of its manual transmission. But this all-new 2016 Maxima brings a rejuvenated level of sportiness and refinement to a car with a rich pedigree. At first I couldn’t find it. But there it was, etched into the tail lamp. The iconic 4DSC moniker has moved …