The Ice Melts In Iran's Cold War With EgyptRADIO FREE EUROPE / RADIO LIBERTY: The 2,400 kilometers or so separating Cairo from Tehran might have been enough to keep relations at arm's length. But for the past three decades, the realities of geography dividing Egypt and Iran have been stretched into a yawning chasm by the shadow of one Khalid Islambouli.The Islamist army officer who assassinated