dont try to read community cards in PREFLOP - this shouldn't be necessary I don't think, but it fixes the problem for now

pyfpdb/Hand.py

@@ -892,7 +892,8 @@ class HoldemOmahaHand(Hand):
             hhc.readShowdownActions(self)
             # Read actions in street order
             for street, text in self.streets.iteritems():
-                if text: hhc.readCommunityCards(self, street)
+                if text and (street is not "PREFLOP"): #TODO: the except PREFLOP shouldn't be necessary, but regression-test-files/cash/Everleaf/Flop/NLHE-10max-USD-0.01-0.02-201008.2Way.All-in.pre.txt fails without it
+                    hhc.readCommunityCards(self, street)
             for street in self.actionStreets:
                 if self.streets[street]:
                     hhc.readAction(self, street)