Bug 156969 [regression]Group header repeat doesn't work in Web Viewer.
Description: Group header repeat doesn't work in Web Viewer. Steps to reproduce: 1. New a data source and dataset, drag the dataset to Layout. 2. Add a group. 3. Set page break in the first data item in table detail row. 4. Preview in web viewer&#12290; Expected result: Group header is repeated in each page. Actual result: No group header repeat effect.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/ir/EngineIRReader.java
{
	protected Report reportDesign;
	public EngineIRReader( )
	{
	}
	public Report read( InputStream in ) throws IOException
	{
		DataInputStream dis = new DataInputStream( in );
		
		long version = IOUtil.readLong( dis );
		if ( version != 0L )
		{
			throw new IOException( "unsupported version:" + version );
		}
		String designVersion = IOUtil.readString( dis );
		if ( !DesignSchemaConstants.REPORT_VERSION.equals( designVersion ) )
		{