HTC's making some serious moves in North America at the moment -- not to say that's necessarily anything new -- and the Touch Diamond2 and Pro2 are both getting love from every angle. That's a good thing, we figure -- and the parade of high-end Windows Mobile hardware continues with the Whitestone, a presumed Diamond2 variant with a 3.6-inch WVGA display and 5 megapixel cam. Test documents confirm that it's CDMA / EV-DO, though we're not seeing any evidence of GSM; t