import javax.swing.JPanel;
import net.miginfocom.swing.MigLayout;
+import net.sf.openrocket.gui.util.GUIUtil;
import net.sf.openrocket.l10n.Translator;
import net.sf.openrocket.motor.ThrustCurveMotor;
import net.sf.openrocket.startup.Application;
import net.sf.openrocket.unit.UnitGroup;
-import net.sf.openrocket.util.GUIUtil;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;