static void RemoveUser(string userName)
{
System.Diagnostics.Debug.WriteLine("Removing user: "******"Removing user from active list. ", userName);
ProgramMalmo.FreePort(userName);
userNameToAlgorithm[userName].StopEvolution();
EvolutionCoordination.DessubscribeEventsFromUser(userName);
userNameToUser.Remove(userName);
userNameToAlgorithm.Remove(userName);
}
