Bug 176467 Wrong page break effect for spanned cell
When page break occurs on spanned cell, this cell on next page is lost, which cause incorrect page layout. Report design to reproduce the error is attached.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/api/impl/EngineTask.java
executionContext.setRenderOption( allOptions );
		
		if ( IRenderOption.OUTPUT_FORMAT_PDF.equals( format ) )
		{
			Object renderContext = appContext
					.get( EngineConstants.APPCONTEXT_PDF_RENDER_CONTEXT );
			if ( renderContext == null )
			{
				PDFRenderOption pdfOptions = new PDFRenderOption( allOptions );
				PDFRenderContext pdfContext = new PDFRenderContext( );
				pdfContext.setBaseURL( pdfOptions.getBaseURL( ) );
				pdfContext.setEmbededFont( pdfOptions.isEmbededFont( ) );
				pdfContext.setFontDirectory( pdfOptions.getFontDirectory( ) );
				pdfContext.setSupportedImageFormats( pdfOptions
						.getSupportedImageFormats( ) );
				appContext.put( EngineConstants.APPCONTEXT_PDF_RENDER_CONTEXT,
						pdfContext );
			}
		}
		else
		{
			Object renderContext = appContext
					.get( EngineConstants.APPCONTEXT_HTML_RENDER_CONTEXT );
			if ( renderContext == null )
			{
				HTMLRenderContext htmlContext = new HTMLRenderContext( );
				HTMLRenderOption htmlOptions = new HTMLRenderOption( allOptions );
				htmlContext.setBaseImageURL( htmlOptions.getBaseImageURL( ) );
				htmlContext.setBaseURL( htmlOptions.getBaseURL( ) );
				htmlContext