Cheers to the Porsche Cayenne, the 100,000^th model of which just rolled off the production line in Leipzig! As for timing; it couldn't have been more perfect, serving to ring in a previously-scheduled, 10-year anniversary celebration of the Leipzig facility's success producing not only the Cayenne but also the Porsche Panamera. For those of you not familiar with the Porsche facility in Leipsiz, its renowned as one of the most state-of-the-art…