organize imports
diff --git a/javascript/tools/org.eclipse.dltk.javascript.core.editor/src/org/eclipse/dltk/javascript/internal/model/references/presentation/ReferenceModelEditor.java b/javascript/tools/org.eclipse.dltk.javascript.core.editor/src/org/eclipse/dltk/javascript/internal/model/references/presentation/ReferenceModelEditor.java
index 283f490..0b2b5ad 100644
--- a/javascript/tools/org.eclipse.dltk.javascript.core.editor/src/org/eclipse/dltk/javascript/internal/model/references/presentation/ReferenceModelEditor.java
+++ b/javascript/tools/org.eclipse.dltk.javascript.core.editor/src/org/eclipse/dltk/javascript/internal/model/references/presentation/ReferenceModelEditor.java
@@ -9,14 +9,13 @@
  * Contributors:
  *     xored software, Inc. - initial API and Implementation (Alex Panchenko)
  *
- * $Id: ReferenceModelEditor.java,v 1.2 2010/02/27 13:00:50 apanchenk Exp $
+ * $Id: ReferenceModelEditor.java,v 1.3 2010/02/27 13:02:39 apanchenk Exp $
  */
 package org.eclipse.dltk.javascript.internal.model.references.presentation;
 
 
 import java.io.IOException;
 import java.io.InputStream;
-
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
@@ -35,57 +34,74 @@
 import org.eclipse.core.resources.IResourceDelta;
 import org.eclipse.core.resources.IResourceDeltaVisitor;
 import org.eclipse.core.resources.ResourcesPlugin;
-
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.core.runtime.NullProgressMonitor;
-
+import org.eclipse.dltk.javascript.internal.model.references.provider.ReferenceModelItemProviderAdapterFactory;
+import org.eclipse.emf.common.command.BasicCommandStack;
+import org.eclipse.emf.common.command.Command;
+import org.eclipse.emf.common.command.CommandStack;
+import org.eclipse.emf.common.command.CommandStackListener;
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+import org.eclipse.emf.common.ui.MarkerHelper;
+import org.eclipse.emf.common.ui.editor.ProblemEditorPart;
+import org.eclipse.emf.common.ui.viewer.IViewerProvider;
+import org.eclipse.emf.common.util.BasicDiagnostic;
+import org.eclipse.emf.common.util.Diagnostic;
+import org.eclipse.emf.common.util.URI;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.EValidator;
+import org.eclipse.emf.ecore.resource.Resource;
+import org.eclipse.emf.ecore.resource.ResourceSet;
+import org.eclipse.emf.ecore.util.EContentAdapter;
+import org.eclipse.emf.ecore.util.EcoreUtil;
+import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain;
+import org.eclipse.emf.edit.domain.EditingDomain;
+import org.eclipse.emf.edit.domain.IEditingDomainProvider;
+import org.eclipse.emf.edit.provider.AdapterFactoryItemDelegator;
+import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
+import org.eclipse.emf.edit.provider.ReflectiveItemProviderAdapterFactory;
+import org.eclipse.emf.edit.provider.resource.ResourceItemProviderAdapterFactory;
+import org.eclipse.emf.edit.ui.action.EditingDomainActionBarContributor;
+import org.eclipse.emf.edit.ui.celleditor.AdapterFactoryTreeEditor;
+import org.eclipse.emf.edit.ui.dnd.EditingDomainViewerDropAdapter;
+import org.eclipse.emf.edit.ui.dnd.LocalTransfer;
+import org.eclipse.emf.edit.ui.dnd.ViewerDragAdapter;
+import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider;
+import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
+import org.eclipse.emf.edit.ui.provider.UnwrappingSelectionProvider;
+import org.eclipse.emf.edit.ui.util.EditUIMarkerHelper;
+import org.eclipse.emf.edit.ui.util.EditUIUtil;
+import org.eclipse.emf.edit.ui.view.ExtendedPropertySheetPage;
 import org.eclipse.jface.action.IMenuListener;
 import org.eclipse.jface.action.IMenuManager;
 import org.eclipse.jface.action.IStatusLineManager;
 import org.eclipse.jface.action.IToolBarManager;
 import org.eclipse.jface.action.MenuManager;
 import org.eclipse.jface.action.Separator;
-
 import org.eclipse.jface.dialogs.MessageDialog;
 import org.eclipse.jface.dialogs.ProgressMonitorDialog;
-
-import org.eclipse.jface.viewers.ColumnWeightData;
 import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.ISelectionProvider;
 import org.eclipse.jface.viewers.IStructuredSelection;
-import org.eclipse.jface.viewers.ListViewer;
 import org.eclipse.jface.viewers.SelectionChangedEvent;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.jface.viewers.StructuredViewer;
-import org.eclipse.jface.viewers.TableLayout;
-import org.eclipse.jface.viewers.TableViewer;
 import org.eclipse.jface.viewers.TreeViewer;
 import org.eclipse.jface.viewers.Viewer;
-
 import org.eclipse.swt.SWT;
-
 import org.eclipse.swt.custom.CTabFolder;
-
 import org.eclipse.swt.dnd.DND;
 import org.eclipse.swt.dnd.Transfer;
-
 import org.eclipse.swt.events.ControlAdapter;
 import org.eclipse.swt.events.ControlEvent;
-
 import org.eclipse.swt.graphics.Point;
-
-import org.eclipse.swt.layout.FillLayout;
-
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Menu;
-import org.eclipse.swt.widgets.Table;
-import org.eclipse.swt.widgets.TableColumn;
 import org.eclipse.swt.widgets.Tree;
-import org.eclipse.swt.widgets.TreeColumn;
-
 import org.eclipse.ui.IActionBars;
 import org.eclipse.ui.IEditorInput;
 import org.eclipse.ui.IEditorPart;
@@ -93,81 +109,18 @@
 import org.eclipse.ui.IPartListener;
 import org.eclipse.ui.IWorkbenchPart;
 import org.eclipse.ui.PartInitException;
-
+import org.eclipse.ui.actions.WorkspaceModifyOperation;
 import org.eclipse.ui.dialogs.SaveAsDialog;
-
 import org.eclipse.ui.ide.IGotoMarker;
-
 import org.eclipse.ui.part.FileEditorInput;
 import org.eclipse.ui.part.MultiPageEditorPart;
-
 import org.eclipse.ui.views.contentoutline.ContentOutline;
 import org.eclipse.ui.views.contentoutline.ContentOutlinePage;
 import org.eclipse.ui.views.contentoutline.IContentOutlinePage;
-
 import org.eclipse.ui.views.properties.IPropertySheetPage;
 import org.eclipse.ui.views.properties.PropertySheet;
 import org.eclipse.ui.views.properties.PropertySheetPage;
 
-import org.eclipse.emf.common.command.BasicCommandStack;
-import org.eclipse.emf.common.command.Command;
-import org.eclipse.emf.common.command.CommandStack;
-import org.eclipse.emf.common.command.CommandStackListener;
-
-import org.eclipse.emf.common.notify.AdapterFactory;
-import org.eclipse.emf.common.notify.Notification;
-
-import org.eclipse.emf.common.ui.MarkerHelper;
-import org.eclipse.emf.common.ui.ViewerPane;
-
-import org.eclipse.emf.common.ui.editor.ProblemEditorPart;
-
-import org.eclipse.emf.common.ui.viewer.IViewerProvider;
-
-import org.eclipse.emf.common.util.BasicDiagnostic;
-import org.eclipse.emf.common.util.Diagnostic;
-import org.eclipse.emf.common.util.URI;
-
-import org.eclipse.emf.ecore.EObject;
-import org.eclipse.emf.ecore.EValidator;
-
-import org.eclipse.emf.ecore.resource.Resource;
-import org.eclipse.emf.ecore.resource.ResourceSet;
-
-import org.eclipse.emf.ecore.util.EContentAdapter;
-import org.eclipse.emf.ecore.util.EcoreUtil;
-
-import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain;
-import org.eclipse.emf.edit.domain.EditingDomain;
-import org.eclipse.emf.edit.domain.IEditingDomainProvider;
-
-import org.eclipse.emf.edit.provider.AdapterFactoryItemDelegator;
-import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
-import org.eclipse.emf.edit.provider.ReflectiveItemProviderAdapterFactory;
-
-import org.eclipse.emf.edit.provider.resource.ResourceItemProviderAdapterFactory;
-
-import org.eclipse.emf.edit.ui.action.EditingDomainActionBarContributor;
-
-import org.eclipse.emf.edit.ui.celleditor.AdapterFactoryTreeEditor;
-
-import org.eclipse.emf.edit.ui.dnd.EditingDomainViewerDropAdapter;
-import org.eclipse.emf.edit.ui.dnd.LocalTransfer;
-import org.eclipse.emf.edit.ui.dnd.ViewerDragAdapter;
-
-import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider;
-import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
-import org.eclipse.emf.edit.ui.provider.UnwrappingSelectionProvider;
-
-import org.eclipse.emf.edit.ui.util.EditUIMarkerHelper;
-import org.eclipse.emf.edit.ui.util.EditUIUtil;
-
-import org.eclipse.emf.edit.ui.view.ExtendedPropertySheetPage;
-
-import org.eclipse.dltk.javascript.internal.model.references.provider.ReferenceModelItemProviderAdapterFactory;
-
-import org.eclipse.ui.actions.WorkspaceModifyOperation;
-
 
 /**
  * This is an example of a ReferenceModel model editor.