In an exercise aimed at boosting troop morale and sending out a signal that the government is steeling its resolve to counter Pakistan’s proxy war, Prime Minister Atal Behari Vajpayee and Defence Minister George Fernandes set out tomorrow on a three-day tour of Jammu and Kashmir. And in an indication of what could be in the offing, Home Minister L K Advani, who will join Vajpayee and Fernandes for a meeting with the Unified Command in Srinagar on Thursday, today said the Army had been told to consult the War Book — it is a classified document with detailed guidelines and directions to the Armed forces prior to their going to war. His schedule in J&K