While Dave’s away, the backbenchers come out to play: Guido hears that the Eurosceptics and other assorted agitators on the Tory benches will be meeting to war-game and plot around the possible compromise on EU institutions and the European Stability Pact, in advance of the PM’s statement tomorrow. A meeting is scheduled for immediately after the 10pm vote tonight in Edward Leigh’s office. Strictly backbenchers only…