Patrick Wintour and Patrick Barkham As the food crisis began to bite, the rumblings of discontent grew louder. Finally, after a day of discussing food shortages and soaring prices, the famished stomachs of the G8 leaders could bear it no longer. The most powerful bellies in the world were compelled on Monday night to stave off the great Hokkaido Hunger by fortifying themselves with an eight-course, 19-dish dinner prepared by 25 chefs. This multi-pronged attack was launched after earlier emer gency lunch measures