Bug 138294 If a TemplateReportItem is set to invisible, it should be invisible in HTML output
If a TemplateReportItem is set to invisible, it should be invisible in HTML output. Right now, even if it is set to invisible, it still shows up in preview in HTML format.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/parser/EngineIRVisitor.java
return false;
		}
		if ( handle instanceof LabelHandle )
		{
			return false;
		}
		if ( handle instanceof TextDataHandle )
		{
			return false;
		}
		if ( handle instanceof ExtendedItemHandle )
		{
			return false;
		}
		if ( handle instanceof ImageHandle )
		{
			return false;
		}
		return true;
	}
	/**
	 * Sets up cell element's style attribute.
	 * 
	 * @param cell
	 *            engine's styled cell element.
	 * @param handle
	 *            DE's styled cell element.
	 */
	protected void setupStyledElement( StyledElementDesign design,
			ReportElementHandle handle )