Copyright (c) 2013 itemis AG.
All rights reserved. This program and the accompanying materials
are made available under the terms of the YAKINDU Requirements
License v1.0 which accompanies this distribution, and is available
at http://www.itemis.com/terms-conditions/language=en/48892/gtc-yakindu-requirements-v10.html

Contributors: 
  itemis AG - Initial API and implementation