@NotNull
  private JPanel createSouthOptionsPanel() {
    JPanel optionsPanel =
      new JPanel(new MigLayout("ins 0 20 0 0, flowx, gapx 16")); //NON-NLS

    List<VcsPushOptionsPanel> panels = new ArrayList<>(myAdditionalPanels.values());
    panels.addAll(myCustomPanels.values());

    for (VcsPushOptionsPanel panel : panels) {
      if (panel.getPosition() == VcsPushOptionsPanel.OptionsPanelPosition.SOUTH) {
        optionsPanel.add(panel);
      }
    }
    return optionsPanel;
  }
@NotNull
  private JPanel createSouthOptionsPanel()