Stan Van Gundy could be forgiven for gloating. He coached his 200th NBA game Saturday night and Orlando stomped his former mentor and boss Pat Riley’s team, the Miami Heat, 120-99. With the win the Magic improved to 12-3. Instead, Van Gundy made fun of himself. “You can see my knowledge of (Dwyane Wade’s) game– we were able to limit him to his season high points of 32,” said Van Gundy, who coached…