There have been plenty of rumors predicting Apple’s release of new iPads. So we perked up when digging into our SDK data we spotted evidence that the newest iPads are being tested now, and probably on pace for a spring release. The timing makes sense. Since the iPad’s debut in 2010, there’s been a steady decline in consumer enthusiasm for purchasing the devices. And that’s a problem for Apple, which wants the iPads to be a premium product, with a premium sticker price. What is the data and where does it come from? What this graph shows is a steadily increasing…..