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/html/HTMLTableLayoutEmitter.java
{
			this.cell = cell;
			this.buffer = buffer;
		}
		public boolean isEmpty( )
		{
			return buffer == null || buffer.isEmpty( );
		}
		public void reset( )
		{
			buffer = null;
		}
	}
	
	public void flush( )
	{
		if ( hasDropCell( ) )
		{
			return;
		}
		Iterator iter = layoutEvents.iterator( );
		while ( iter.hasNext( ) )
		{
			LayoutEvent event = (LayoutEvent) iter.next( );
			switch ( event.eventType )
			{
				case LayoutEvent.START_GROUP :
				case LayoutEvent.START_BAND :
					ContentEmitterUtil.startContent( (IContent) event.value,
							emitter );