/// <summary>
 /// Initializes a new instance of the AutoUpdateDownloadDescriptor class
 /// </summary>
 /// <param name="manifest">A manifest file containing information about the product, and a summary of the changes new to the version specified</param>
 /// <param name="downloader">The downloader that will be responsible for downloading the .update</param>
 /// <param name="options">The options to be used by the downloader while downloading the .update file</param>
 public AutoUpdateDownloadDescriptor(AutoUpdateManifest manifest, AutoUpdateDownloader downloader, AutoUpdateOptions options)
 {
     _manifest   = manifest;
     _downloader = downloader;
     _options    = options;
 }
		/// <summary>
		/// Initializes a new instance of the AutoUpdateDownloadDescriptor class
		/// </summary>
		/// <param name="manifest">A manifest file containing information about the product, and a summary of the changes new to the version specified</param>
		/// <param name="downloader">The downloader that will be responsible for downloading the .update</param>
		/// <param name="options">The options to be used by the downloader while downloading the .update file</param>
		public AutoUpdateDownloadDescriptor(AutoUpdateManifest manifest, AutoUpdateDownloader downloader, AutoUpdateOptions options)
		{
			_manifest = manifest;
			_downloader = downloader;
			_options = options;						
		}
 /// <summary>
 /// Initializes a new instance of the AutoUpdateDownloadDescriptor class
 /// </summary>
 public AutoUpdateDownloadDescriptor()
 {
     _manifest   = new AutoUpdateManifest();
     _downloader = null;
     _options    = null;
 }
		/// <summary>
		/// Initializes a new instance of the AutoUpdateDownloadDescriptor class
		/// </summary>
		public AutoUpdateDownloadDescriptor()
		{
			_manifest = new AutoUpdateManifest();
			_downloader = null;
			_options = null;
		}