+import java.awt.Color;
+import java.awt.Font;
+import java.awt.Insets;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.OutputStreamWriter;
+import java.io.PrintWriter;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+
+import javax.swing.JButton;
+import javax.swing.JInternalFrame;
+import javax.swing.event.ChangeEvent;
+import javax.swing.event.ChangeListener;
+import javax.xml.bind.JAXBContext;
+import javax.xml.bind.Marshaller;
+
+import jalview.bin.Cache;
+import jalview.io.JalviewFileChooser;
+import jalview.io.JalviewFileView;
+import jalview.jbgui.GUserDefinedColours;
+import jalview.schemes.ColourSchemeI;
+import jalview.schemes.ColourSchemeLoader;
+import jalview.schemes.ColourSchemes;
+import jalview.schemes.ResidueProperties;
+import jalview.schemes.UserColourScheme;
+import jalview.util.ColorUtils;
+import jalview.util.Format;
+import jalview.util.MessageManager;
+import jalview.util.Platform;
+import jalview.xml.binding.jalview.JalviewUserColours;
+import jalview.xml.binding.jalview.JalviewUserColours.Colour;
+import jalview.xml.binding.jalview.ObjectFactory;