Bug 136241 [regression]Preview template in web viewer and pdf didn't get correct effect.
Description: Preview template items in web viewer and pdf didn't get correct effect. Steps to reproduce: 1. Create template items. 2. Preview in Web Viewer and pdf. Expected result: Same effect as in html. Actual result: In web viewer, see only blank box. In pdf, blank page.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/Module.java
* @return a list containing all the include libraries. Return
	 *         <code>null</code> if there were no include libraries defined.
	 */
	public List getIncludedLibraries( )
	{
		return Collections.unmodifiableList( (List) getLocalProperty( this,
				LIBRARIES_PROP ) );
	}
	/**
	 * Gets the default units for the design.
	 * 
	 * @return the default units used in the design
	 */
	public String getUnits( )
	{
		if ( !StringUtil.isBlank( units ) )
			return units;
		return (String) getPropertyDefn( ReportDesign.UNITS_PROP ).getDefault( );
	}
	/**
	 * Gets a list containing all the include scripts.
	 * 
	 * @return a list containing all the include scripts. Return
	 *         <code>null</code> if there were no scripts defined.
	 */
	public List getIncludeScripts( )
	{
		return (ArrayList) getLocalProperty( this, INCLUDE_SCRIPTS_PROP );
	}
	/*