If you were just anyone coming through arrivals at an Italian airport this summer, you could be forgiven for wondering what on earth was going on. Hundreds of people at a time were often waiting for a big name signing to emerge through customs.  It was reminiscent of the `80s and `90s in Serie A. People came from far and wide just to catch a first glimpse of their new idols.   Juventus supporters made the trip from Turin to Milan to welcome Carlos Tevez at Malpensa. Napoli fans travelled to Rome to greet Gonzalo Higuain at Fiumicino. Roma fans were there too when Kevin Strootman landed.   As they pushed their way through the crowds, scarves in their new team’s colours were draped…