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/ColumnBandPasteAction.java
}
	/**
	 * Checks whether the paste operation can be done with the given copied
	 * column band data, the column index and the operation flag.
	 * 
	 * @param columnIndex
	 *            the column index
	 * @param inForce
	 *            <code>true</code> indicates to paste the column regardless
	 *            of the different layout of cells. <code>false</code>
	 *            indicates not.
	 * @param data
	 *            the copied column band data
	 * @return <code>true</code> indicates the paste operation can be done.
	 *         Otherwise <code>false</code>.
	 */
	protected boolean canPaste( int columnIndex, boolean inForce,
			ColumnBandData data )
	{
		List cells = data.getCells( );
		List originalCells = getCellsContextInfo( adapter
				.getCellsUnderColumn( columnIndex ) );
		if ( !isRectangleArea( originalCells, 1 ) )
			return false;
		boolean isSameLayout = false;
		try
		{
			isSameLayout = isSameLayout( cells, originalCells );
		}
		catch ( SemanticException e )