All that was standing between Jason Dufner and his second win in four weeks on the PGA Tour was 25-feet of green on the 18th hole of the TPC Four Seasons golf course. A lesser man may have buckled under the pressure, but 35-year-old Dufner sunk the final putt with ease, inching out Dicky Pride by one stroke to claim the HP Byron Nelson Championship, in Irving, Texas (May 20). Topping the leaderboard with 11-under, the American has followed his recent victory in New Orleans on April 29 with…