Added tab functionality.

    m_fileMenuActions.append(exitAction);

    m_permToolBarActions.append(exitAction);

    QAction *tabViewsAction = new QAction("Tab Views", this);

    connect( tabViewsAction, SIGNAL(triggered()), this, SLOT(tabAllViews()) );

    m_viewMenuActions.append(tabViewsAction);

    QAction *saveNet = new QAction("&Save Active Control Network", this);

    saveNet->setIcon( QIcon::fromTheme("document-save") );

    saveNet->setShortcut(Qt::CTRL + Qt::Key_S);

  /**

   * PlaceHolder for the option to tab all views. (This was setTabbedViewMode in the old code)

   * Tabs all views inside of the main window.

   */

  void IpceMainWindow::tabAllViews() {

//  QMdiArea *mdiArea = qobject_cast<QMdiArea *>( centralWidget() );

//  mdiArea->setViewMode(QMdiArea::TabbedView);

//  m_cascadeViewsAction->setEnabled(false);

//  m_tileViewsAction->setEnabled(false);

  QDockWidget *firstView = m_viewDocks.first();

  foreach (QDockWidget *currentView, m_viewDocks) {

    if (currentView == firstView) {

      continue;

    }

    tabifyDockWidget(firstView, currentView);

  }

}