Bug 144378 There is no checkbox for user to bind a dynamic image
Description: Create a dynamic image, there is no checkbox for user to bind the column of dataset. Steps to reproduce: 1.Create a sample datasource and dataset with "select * from CLASSICMODELS.PRODUCTLINES". 2.Add a image to the report layout, select dynamic image type, and then click "Binding" button, select the dataset, and want to bind a column. But there is no checkbox for user to do this action. Expected result: Like data item, there is a checkbox for user to bind the column.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ImageBuilder.java
{
								ExceptionHandler.openMessageBox( DLG_TITLE_IMPORT_FAIL,
										DLG_ERROR_MSG_FILE_EXISTS,
										SWT.ICON_WARNING );
								return;
							}
							if ( checkExtensions( fileName ) == false )
							{
								ExceptionHandler.openErrorMessageBox( Messages.getString( "EmbeddedImagesNodeProvider.FileNameError.Title" ), 
										Messages.getString( "EmbeddedImagesNodeProvider.FileNameError.Message" ) ); 
								return;
							}
							previewCanvas.loadImage( ImageManager.getInstance( )
									.loadImage( fullPath ) );
							BirtImageLoader imageLoader = new BirtImageLoader( );
							EmbeddedImage image = imageLoader.save( getModuleHandle( ),
									fullPath,
									fileName );
							embeddedImageList.add( image.getName( ) );
							embeddedImageList.select( embeddedImageList.indexOf( image.getName( ) ) );
							updateButtons( );
						}
					}
				}
				catch ( Throwable e )
				{
					preview( );
					if ( e instanceof OutOfMemoryError )
					{
						e = GUIException.createGUIException( ReportPlugin.REPORT_UI,