NEW YORK (Reuters) - Oil prices edged higher on Monday as positive comments from the United States and China rekindled hopes in global markets that the world's two largest economies could soon sign an interim deal to end their trade war. Brent crude futures ended the session up 26 cents, or 0.4% at $63.65 a barrel while West Texas Intermediate (WTI) crude settled up 24 cents, or 0.4% at $58.01. "Oil prices are surprisingly steady on Monday, despite the normal sensitivity to trade headlines,"..