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/executor/buffermgr/Cell.java
int rowSpan;
	int colSpan;
	Object content;
	Cell cell;
	static Cell createCell( int rowId, int colId, int rowSpan, int colSpan,
			Content content )
	{
		Cell cell = new Cell( CELL_USED );
		cell.rowId = rowId;
		cell.colId = colId;
		cell.rowSpan = rowSpan;
		cell.colSpan = colSpan;
		cell.content = content;
		return cell;
	}
	static Cell createSpanCell( int rowId, int colId, Cell cell )
	{
		assert cell.status == CELL_USED;
		Cell span = new Cell( CELL_SPANED );
		span.rowId = rowId;
		span.colId = colId;
		span.content = cell;
		return span;
	}
	private Cell( int status )
	{
		this.status = status;
	}
	Cell getCell( )
	{