Bug 122869 Drag a parameter from data explorer view into a table in library, a new parameter is created automatically.
Description:Drag a parameter from data explorer view into a table in library, a new parameter is created automatically. Steps to reproduce: 1. Add a cascading parameter and a table in a library file. 2. Drag a parameter from data explorer view into a table cell in layout editor. 3. Find that a new parameter was added in data explorer view automatically.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/palette/BasePaletteFactory.java
{
					text = AUTOTEXT_LABEL_PAGE
							+ "<value-of>pageNumber</value-of>"; 
					textItemHandle.setContentType( DesignChoiceConstants.TEXT_CONTENT_TYPE_HTML );
				}
				else if ( IReportElementConstants.AUTOTEXT_DATE.equalsIgnoreCase( type ) )
				{
					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 );