Bug 134444 Locale setting lost when change current page with internal bookmark
Description: Locale setting lost when change current page with internal bookmark Steps to reproduce: 1. Insert two labels 2. Add bookmark in the first label 3. In the second label,set internal bookmark link to the first label, set page-break-before to always. 4. In preference, set Locale to a different locale. 5. Preview in Web Viewer, go to the second page and click the link. Expected result: Locale setting in webaddress keeps unchanged. Actual result: After click the link, Locale setting lost in webaddress.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/ReportEngineService.java
* 
	 * @return
	 */
	private PDFRenderContext createPDFrenderContext( )
	{
		PDFRenderContext renderContext = new PDFRenderContext( );
		renderContext.setBaseURL( this.contextPath + "/frameset" ); 
		renderContext.setSupportedImageFormats( "PNG;GIF;JPG;BMP" ); 
		return renderContext;
	}
	/**
	 * Run and render a report,
	 * 
	 * @param runnable
	 * @param outputStream
	 * @param format
	 * @param locale
	 * @param parameters
	 * @param svgFlag
	 * @throws IOException
	 */
	public void runAndRenderReport( HttpServletRequest request,
			IReportRunnable runnable, ServletOutputStream outputStream,
			String format, Locale locale, HashMap parameters,
			boolean masterPage, boolean svgFlag ) throws RemoteException
	{
		assert runnable != null;
		
		HTMLRenderOption option = new HTMLRenderOption( );
		option.setOutputStream( outputStream );