/// <summary>
 /// Overloaded constructor for creating a SpotlightFeedCache object with a path
 /// to the file where data should be cached. Mostly for unit testing purposes.
 /// </summary>
 /// <param name="url"></param>
 /// <returns></returns>
 public static async Task <SpotlightFeedCache> CreateSpotlightFeedCache(string path)
 {
     return(await SpotlightFeedCache.CreateAsync(path));
 }
 /// <summary>
 /// Constructor for creating a SpotlightFeedCache object, which abstracts
 /// the storage details of spotlight feed data.
 /// </summary>
 /// <param name="url"></param>
 /// <returns></returns>
 public static async Task <SpotlightFeedCache> CreateSpotlightFeedCache()
 {
     return(await SpotlightFeedCache.CreateAsync());
 }