Fixed design problem: Thread objects can now be created in any context.

Sender thread output queue is now limited.
Server thread now terminates correctly.
Now cloning packets when sending them to multiple recipients.
Fixed one thread issue - GameStart still needs to be made thread safe.

src/net/serverrecvthread.h

@@ -29,6 +29,8 @@
 #include <net/connectdata.h>
 #include <net/sessiondata.h>
 
+#define RECEIVER_THREAD_TERMINATE_TIMEOUT	200
+
 class ServerRecvState;
 class SenderThread;
 class ReceiverHelper;
@@ -42,7 +44,7 @@ public:
 	virtual ~ServerRecvThread();
 
 	void StartGame();
-	void SendToAllClients(boost::shared_ptr<NetPacket> packet);
+	void SendToAllPlayers(boost::shared_ptr<NetPacket> packet);
 	void AddConnection(boost::shared_ptr<ConnectData> data);
 
 protected:
@@ -54,6 +56,9 @@ protected:
 
 	SOCKET Select();
 
+	void CleanupConnectQueue();
+	void CleanupSessionMap();
+
 	ServerRecvState &GetState();
 	void SetState(ServerRecvState &newState);
 
@@ -71,7 +76,8 @@ private:
 	mutable boost::mutex m_connectQueueMutex;
 	ServerRecvState *m_curState;
 
-	SocketSessionMap m_sessions;
+	SocketSessionMap m_sessionMap;
+	mutable boost::mutex m_sessionMapMutex;
 
 	std::auto_ptr<ReceiverHelper> m_receiver;
 	std::auto_ptr<SenderThread> m_sender;