code: function transformPropertyName(attributeName) {
    if (propertiesToTransform[attributeName]) {
      return propertiesToTransform[attributeName];
    }
    if (nonTransformedProperties[attributeName] !== true) {
      return false;
    }
    return attributeName;
  }
docs: Returns property name to use or false if it should be treated as attribute
  @param  {String}         attributeName Attribute to assign
  @return {String|Boolean}               False if it should be an attribute, otherwise property name