-import jalview.api.AlignViewControllerGuiI;
-import jalview.api.FeatureSettingsControllerI;
-import jalview.api.SplitContainerI;
-import jalview.controller.FeatureSettingsControllerGuiI;
-import jalview.datamodel.AlignmentI;
-import jalview.jbgui.GAlignFrame;
-import jalview.jbgui.GSplitFrame;
-import jalview.structure.StructureSelectionManager;
-import jalview.util.MessageManager;
-import jalview.util.Platform;
-import jalview.viewmodel.AlignmentViewport;
-