More work on rejoin: The server now detects when a rejoin is possible and allows the player to login directly, without waiting for a possible existing connection to be terminated. A session GUID is stored in the cache directory on client side for this purpose.

src/engine/game.h

@@ -104,6 +104,7 @@ public:
 	}
 
 	boost::shared_ptr<PlayerInterface> getPlayerByUniqueId(unsigned id);
+	boost::shared_ptr<PlayerInterface> getPlayerByName(const std::string &name);
 	boost::shared_ptr<PlayerInterface> getCurrentPlayer();
 
 	void raiseBlinds();