So much for the outside chance of a sit-down on the sideline of the Heart of Asia. Surely nobody at the prime minister’s secretariat, or the foreign office for that matter, really believed the Indians would be taken over enough by Sartaj’s flight to Amritsar to agree to start talking again. If anything, Sartaj’s fear – that India will use the summit on Afghanistan to badmouth Pakistan all over again – will most likely come…