PICloud many important fixes

libs/main/cloud/picloudserver.h

@@ -86,6 +86,8 @@ private:
 	PIVector<Client *> removed_clients_;
 	PIMap<uint, Client *> index_clients;
 	PITimer ping_timer;
+	PIConditionVariable cvar;
+	PIMutex open_mutex;
 	mutable PIMutex clients_mutex;
 	std::atomic_bool is_deleted;
 };