message: Fix a Congress Python error
diff: @@ -532,7 +532,7 @@ class Congress:
  if self.bPostWar:
  iHostPlayer = [iWinner for iWinner in self.lWinners if gc.getPlayer(iWinner).isAlive()][0]
  else:
  - iHostPlayer = utils.getRandomEntry(self.lInvites)
  + iHostPlayer = utils.getRandomEntry([iInvitee for iInvitee in self.lInvites if gc.getPlayer(iInvitee).getNumCities() > 0])
  # establish contact between all participants
  for iThisPlayer in self.lInvites:
  