Bug 151960 Library element popup menu display is wrong.
1:Creat a libray, add a table to this libray. 2:public this library. 3:Creat a report design. 4:Open the library explore, drag the table to the layout editor. 5:Select the table row, copy the selection row. 6:Select other row, clik the right button of the mouse to popup the menu . The result:Paste action and insert copied column action is highlight.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ColumnBandShiftAction.java
return;
		
		if ( !checkTargetColumn( sourceColumn, destColumn ) )
			throw new SemanticError( adapter.getElementHandle( ).getElement( ),
					new String[]{Integer.toString( sourceColumn ),
							adapter.getElementHandle( ).getName( )},
					SemanticError.DESIGN_EXCEPTION_COLUMN_PASTE_FORBIDDEN );
		try
		{
			if ( adapter instanceof TableColumnBandAdapter )
				adapter.getModule( ).getActivityStack( ).startSilentTrans( );
			else
				adapter.getModule( ).getActivityStack( ).startTrans( );
			shiftColumn( data.getColumn( ), sourceColumn, newPosn );
			shiftCells( data.getCells( ), sourceColumn, newPosn );
		}
		catch ( SemanticException e )
		{
			adapter.getModule( ).getActivityStack( ).rollback( );
			throw e;
		}
		adapter.getModule( ).getActivityStack( ).commit( );
	}
	/**
	 * Moves one column from <code>sourceColumn</code> to
	 * <code>destColumn</code>.
	 * 
	 * @param column
	 *            the column involved in shift action
	 * @param sourceIndex