Bug 176794 Border in pdf is overlap[00]
Details: Border in pdf is overlap[00] Step: Please see the attached report and pdf. Actual result: The border is overlap.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/cache/TableAreaLayout.java
CellArea cell = row.getCell( start + i );
				if(cell==null)
				{
					continue;
				}
				if(cell.getRowSpan( )==dropValue)
				{
					if(cell instanceof DummyCell)
					{
						CellArea ref = ((DummyCell)cell).getCell( );
						int cellHeight = cell.getHeight( );
						int refHeight = ref.getHeight( );
						if(!dropCells.contains( ref ))
						{
							ref.setHeight( refHeight - cellHeight + delta );
							verticalAlign( ref );
							dropCells.add( ref );
						}
					}
					else
					{
						cell.setHeight( height );
						verticalAlign( cell );							
					}
					cell.setRowSpan(1);
				}
				else if(cell.getRowSpan( )==1)
				{
					if(cell instanceof DummyCell)
					{