FOREX-Dollar edges lower ahead of key U.S. economic data

* U.S. pending home sales unexpectedly fall (Updates prices, adds comments, changes byline, dateline; NEW YORK, July 28 (Reuters) - The U.S. dollar edged lower against a basket of major currencies on Monday, halting last week's strongest advance since March but still hovering near six-month highs as traders awaited a glut of economic data and policy releases. He said there were "no incentives ...