TableData td_saveButton = new TableData();
td_saveButton.setHorizontalAlign(HorizontalAlignment.RIGHT);
layoutContainer_1.add(saveButton, td_saveButton);
bus.addHandler(ExportAvancementPanelEvent.TYPE, new ExportAvancementPanelHandler() {
@Override
public void onExport(ExportAvancementPanelEvent event) {
exportAvancementsPanel();
}