private void btnStartPlayoffsTop16_Click(object sender, RoutedEventArgs e)
{
if (this.tournament.Rounds == null ||
this.tournament.Rounds.Count == 0) return;
this.BusyIndicator.IsBusy = true;
this.tournament.CreatePlayoffsDoubleElimination(DoubleEliminationPlayoffRound.Top16);
this.ctrlPlayoffs16.DataContext = null;
this.ctrlPlayoffs16.DataContext = this.tournament.Playoffs16;
this.BusyIndicator.IsBusy = false;
}