Send state of seats at the beginning of each hand.

src/engine/game.h

@@ -109,6 +109,7 @@ public:
 	}
 
 	boost::shared_ptr<PlayerInterface> getPlayerByUniqueId(unsigned id);
+	boost::shared_ptr<PlayerInterface> getPlayerByNumber(int number);
 	boost::shared_ptr<PlayerInterface> getPlayerByName(const std::string &name);
 	boost::shared_ptr<PlayerInterface> getCurrentPlayer();