THE golf cart was waiting for them at the end of the air bridge at Changi International Airport in Singapore. Adnan Buyung Nasution immediately recognized the face of his driver. “It was Jaya, a Mandarin Hotel employee who usually fetches me,” he said when speaking with Tempo last week. Buyung, his private secretary Anastasia, and former Attorney General, Abdul Rahman Saleh, immediately jumped on board. They had already booked a room at the M