import jetbrains.mps.project.structure.modules.ModuleReference;
import jetbrains.mps.smodel.*;
import jetbrains.mps.smodel.descriptor.EditableSModelDescriptor;
import jetbrains.mps.smodel.persistence.PersistenceSettings;
import jetbrains.mps.smodel.persistence.def.ModelPersistence;
<BUG>import jetbrains.mps.vfs.IFile;
import javax.swing.JOptionPane;</BUG>
import java.awt.Frame;
import java.util.ArrayList;
import java.util.List;

import jetbrains.mps.project.structure.modules.ModuleReference;
import jetbrains.mps.smodel.*;
import jetbrains.mps.smodel.descriptor.EditableSModelDescriptor;
import jetbrains.mps.smodel.persistence.PersistenceSettings;
import jetbrains.mps.smodel.persistence.def.ModelPersistence;
import jetbrains.mps.vfs.IFile;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import java.awt.Frame;
import java.util.ArrayList;
import java.util.List;
