code: function denormalizeIterable(items, entities, schema, bag) {
    const isMappable = typeof items.map === 'function';
  
    const itemSchema = Array.isArray(schema) ? schema[0] : schema.schema;
  
    // Handle arrayOf iterables
    if (isMappable) {
      return items.map(o => denormalize(o, entities, itemSchema, bag));
    }
  
    // Handle valuesOf iterables
    const denormalized = {};
    Object.keys(items).forEach((key) => {
      denormalized[key] = denormalize(items[key], entities, itemSchema, bag);
    });
    return denormalized;
  }
docs: Denormalizes each entity in the given array.
  
  @param   {Array|Immutable.List} items
  @param   {object|Immutable.Map} entities
  @param   {schema.Entity} schema
  @param   {object} bag
  @returns {Array|Immutable.List}