- Fixed mantis #1576 (doesn't hang game)

- Implemented output stream operator<< for various classes(BattleAction, BattleHex,...) to improve debugging and logging

lib/BattleHex.cpp

@@ -158,3 +158,8 @@ BattleHex BattleHex::getClosestTile(bool attackerOwned, BattleHex initialPos, st
 
 	return sortedTiles.front();
 }
+
+std::ostream & operator<<(std::ostream & os, const BattleHex & hex)
+{
+	return os << boost::str(boost::format("[BattleHex: x '%d', y '%d', hex '%d']") % hex.getX() % hex.getY() % hex.hex);
+}