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/layout/pdf/PDFTableGroupLM.java
implements
			IBlockStackingLayoutManager
{
	protected PDFTableLM tableLM = null;
	protected boolean needRepeat = false;
	public PDFTableGroupLM( PDFLayoutEngineContext context,
			PDFStackingLM parent, IContent content, IReportItemExecutor executor )
	{
		super( context, parent, content, executor );
		tableLM = getTableLayoutManager( );
		tableLM.startGroup( (IGroupContent) content );
	}
	protected boolean traverseChildren( )
	{
		boolean childBreak = super.traverseChildren( );
		if ( !childBreak )
		{
			tableLM.endGroup( (IGroupContent) content );
		}
		return childBreak;
	}
	protected void createRoot( )
	{