fix: recipestats.py produces "correct" header line, also sorts by time to show recipe using the largest time first.
Helium
Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
All rights reserved.
This component and the accompanying materials are made available
under the terms of the License "Eclipse Public License v1.0"
which accompanies this distribution, and is available
at the URL "http://www.eclipse.org/legal/epl-v10.html".
This product includes software developed by
The Apache Software Foundation (http://www.apache.org/).