James Nicholas has been here before, so he’s doing his best not to get overly excited.  The 29-year-old, who grew up in Scarsdale, qualified for his first U.S. Open a year ago at Oakmont, where he shot a 1-under-par 69 in the opening round , which had him tied for sixth.  Nicholas followed that with a 78 in the second round, which was enough to make the cut and play the weekend, finishing tied for 61st at 19 over par.  This time around, Nicholas, who plays his golf on the Korn Ferry Tour,