Bug 205938 Cross Tab: 2.2.9 Measures from a cube can be dragged and dropped to left and not to right.
If user wants to show an existing measure on a cross tab that he has defined in a cube, he can only add it to the left and not to the right of an existing measure. Proposed solution User should be ale to add a measure both to the left and right of an existing measure.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editpolicies/ReportFlowLayoutEditPolicy.java
*/
				if ( p.y <= rowBottom )
				{
					if ( candidate == -1 )
						candidate = i;
					break;
				}
				else
					candidate = -1; 
				
			}
			rowBottom = Math.max( rowBottom, rect.bottom( ) );
			if ( candidate == -1 )
			{
				/*
				 * See if we have a possible candidate. It is a candidate if the
				 * cursor is left of the center of this candidate.
				 */
				if ( p.x <= rect.x + ( rect.width / 2 ) || p.y < rect.y )
					candidate = i;
			}
			if ( candidate != -1 )
			{
				
				
				if ( p.y <= rowBottom )
				{
					/*
					 * Now we have determined that the cursor.Y is above the
					 * bottom of the current row of figures. Stop now, to