By Francis Mascarenhas, Sumit Khanna and Gibran Naiyyar Peshimam MANDVI, India/KARACHI (Reuters) - Strong winds, heavy rain and high tides lashed India's Gujarat coast late on Thursday as cyclone Biparjoy made landfall after authorities there and in neighbouring Pakistan had evacuated more than 180,000 people to safety. Deserted coastal towns were battered in the dark in parts of Gujarat as