Added console server app. First try. Depends on qt for locale-specific stuff. Cannot start a game yet, only join is possible. Cannot run multiple games yet.

Not yet as service/daemon, because testing is easier with a simple console app.

src/session.h

@@ -52,6 +52,7 @@ public:
 	void startNetworkServer(const GameData &gameData);
 	void initiateNetworkServerGame();
 	void terminateNetworkServer();
+	void waitForNetworkServer(unsigned timeoutMsec);
 
 	void sendClientPlayerAction();