message: Rename elem to moraleChangeElement
diff: @@ -570,11 +570,11 @@ void MapViewState::readPopulation(Xml::XmlElement* element)
  }
  -void MapViewState::readMoraleChanges(Xml::XmlElement* elem)
  +void MapViewState::readMoraleChanges(Xml::XmlElement* moraleChangeElement)
  {
  - if (!elem) { return; }
  + if (!moraleChangeElement) { return; }
  - for (auto messageElement = elem->firstChildElement(); messageElement; messageElement = messageElement->nextSiblingElement())
  + for (auto messageElement = moraleChangeElement->firstChildElement(); messageElement; messageElement = messageElement->nextSiblingElement())
  {
  const auto dictionary = NAS2D::attributesToDictionary(*messageElement);
  