Bug 135497 Data Type is not correct when "Generate All" for Data item
Description: Create a sample datasource and dataset. Insert a data into layout, bind with the dataset.Click "Generate All" to get the Data Binding columns, but the displayed data type is not consistent with the actual one.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/palette/BasePaletteFactory.java
{
					text = "<value-of>new Date()</value-of>"; 
					textItemHandle.setContentType( DesignChoiceConstants.TEXT_CONTENT_TYPE_HTML );
				}
				else if ( IReportElementConstants.AUTOTEXT_CREATEDON.equalsIgnoreCase( type ) )
				{
					text = AUTOTEXT_LABEL_CREATE_ON
							+ "<value-of>new Date()</value-of>"; 
					textItemHandle.setContentType( DesignChoiceConstants.TEXT_CONTENT_TYPE_HTML );
				}
				else if ( IReportElementConstants.AUTOTEXT_CREATEDBY.equalsIgnoreCase( type ) )
				{
					text = AUTOTEXT_LABEL_CREATE_BY;
					String author = reportHandle.getAuthor( );
					if ( author != null )
					{
						text += author;
					}
					else
					{
						String pluginVersion = (String) ReportPlugin.getDefault( )
								.getBundle( )
								.getHeaders( )
								.get( org.osgi.framework.Constants.BUNDLE_VERSION );
						text += DEFAULT_AUTHOR + " " 
								+ pluginVersion;
					}
				}
				else if ( IReportElementConstants.AUTOTEXT_FILENAME.equalsIgnoreCase( type ) )
				{