public void DeleteFiles(Models.TextContent content)
        {
            var blobClient = CloudStorageAccountHelper.GetStorageAccount().CreateCloudBlobClient();

            var contentDir = blobClient.GetBlobDirectoryReference(content.GetTextContentDirectoryPath());

            foreach (var item in contentDir.ListBlobs())
            {
                CloudBlob blob = item as CloudBlob;
                if (item != null)
                {
                    blob.DeleteIfExists();
                }
            }
        }