///reconnect all
void MainWindow::onReconnectAllClicked_gui(GtkWidget *widget, gpointer data)
{
    MainWindow *mw = (MainWindow *)data;

    dcpp:Client* client;

    for(vector<Hub*>::const_iterator i= mw->allhub.begin(); i != mw->allhub.end();++i)
    {
        if (client)
        client->reconnect();
    }

    mw->allhub.clear();
}