//reset all transitions
elementIter = qualanService.getTransitions().iterator();
while (elementIter.hasNext()){
currentElement = elementIter.next();
currentElement.setUnderstandColoringActive(false);
currentElement.ResetUnderstandabilityColor();
}
//reset all operators
elementIter = qualanService.getOperators().iterator();
while (elementIter.hasNext()){