JMenu menuConfiguration = new JMenu("Configuration");
menuConfiguration.setMnemonic(KeyEvent.VK_C);
openTecanSettings = new JMenuItem(new GoTecanSettings(this));
menuConfiguration.add(openTecanSettings);
openTecanLiquidClass = new JMenuItem(new GoTecanLiquidClass(this));
menuConfiguration.add(openTecanLiquidClass);
openTecanHolders = new JMenuItem(new GoTecanHolders(this));
menuConfiguration.add(openTecanHolders);
menuConfiguration.addSeparator();
openChemicalLiquidClassAssociation = new JMenuItem(new GoChemicalLiquidClassAssociation(this));