Organized imports in gmf.runtime.commons.

de.itemis.gmf.utils/plugins/de.itemis.gmf.runtime.commons/src/de/itemis/gmf/runtime/commons/properties/descriptors/AbstractPropertyDescriptor.java

@@ -16,8 +16,6 @@ import org.eclipse.jface.dialogs.IDialogLabelKeys;
 import org.eclipse.jface.layout.GridDataFactory;
 import org.eclipse.jface.resource.JFaceResources;
 import org.eclipse.swt.SWT;
-import org.eclipse.swt.events.DisposeEvent;
-import org.eclipse.swt.events.DisposeListener;
 import org.eclipse.swt.events.MouseAdapter;
 import org.eclipse.swt.events.MouseEvent;
 import org.eclipse.swt.graphics.Image;
@@ -26,7 +24,6 @@ import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.ui.ISharedImages;
 import org.eclipse.ui.PlatformUI;
-import org.eclipse.ui.forms.IFormColors;
 import org.eclipse.ui.forms.widgets.FormToolkit;
 import org.eclipse.ui.forms.widgets.ImageHyperlink;