Bug 145724 Change version after auto convert
By the request of 136536, user get warning message to confirm the auto convert. If user select yes, the file convert to newest format, but the version is still old. If user open this file again, he'll get the warning message even the file converted.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ModuleHandle.java
.getElements( );
		return generateHandleList( elementList );
	}
	/**
	 * Generates a list of element handles according to the given element list.
	 * Each content in the return list is generated use
	 * <code>element.getHandle( Module )</code>
	 * 
	 * @param elementList
	 *            a list of elements.
	 * @return a list of element handles.
	 */
	private List generateHandleList( List elementList )
	{
		List handleList = new ArrayList( );
		Iterator iter = elementList.iterator( );
		while ( iter.hasNext( ) )
		{
			DesignElement element = (DesignElement) iter.next( );
			Module root = element.getRoot( );
			assert root != null;
			handleList.add( element.getHandle( root ) );
		}
		return handleList;
	}
	/**
	 * Returns the libraries this report design includes directly or indirectly.
	 * Each in the returned list is the instance of <code>LibraryHandle</code>.
	 * 
	 * @return the libraries this report design includes directly or indirectly.