Bug 154178 Support projectFolder in BIRT viewer
If the report supports projectFolder, the viewer also need to enhance for this feature.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/ReportEngineService.java
* 
	 * @param report
	 * @return the report runnable
	 * @throws EngineException
	 */
	public IReportRunnable openReportDesign( String report )
			throws EngineException
	{
		return engine.openReportDesign( report );
	}
	/**
	 * Open report design by using the input stream
	 * 
	 * @param reportStream -
	 *            the input stream
	 * @return IReportRunnable
	 * @throws EngineException
	 */
	public IReportRunnable openReportDesign( InputStream reportStream )
			throws EngineException
	{
		return engine.openReportDesign( reportStream );
	}
	/**
	 * createGetParameterDefinitionTask.
	 * 
	 * @param runnable
	 * @return the get parameter definition task
	 */
	public IGetParameterDefinitionTask createGetParameterDefinitionTask(