-import java.util.*;
-
-import java.awt.*;
-import java.awt.event.*;
-
-import javax.swing.*;
-
-import jalview.bin.*;
-import jalview.io.*;
-import jalview.jbgui.*;
-import jalview.schemes.*;
-import jalview.ws.EnfinEnvision2OneWay;
+import jalview.analysis.AnnotationSorter.SequenceAnnotationOrder;
+import jalview.bin.Cache;
+import jalview.io.JalviewFileChooser;
+import jalview.io.JalviewFileView;
+import jalview.jbgui.GPreferences;
+import jalview.jbgui.GSequenceLink;
+import jalview.schemes.ColourSchemeProperty;
+import jalview.util.MessageManager;
+
+import java.awt.BorderLayout;
+import java.awt.Color;
+import java.awt.Dimension;
+import java.awt.Font;
+import java.awt.event.ActionEvent;
+import java.awt.event.MouseEvent;
+import java.util.Collection;
+import java.util.StringTokenizer;
+import java.util.Vector;
+
+import javax.swing.JColorChooser;
+import javax.swing.JFileChooser;
+import javax.swing.JInternalFrame;
+import javax.swing.JOptionPane;