code: function(image, callback) {
          var self = this,
              imageId = image instanceof rackspace.Image ? image.id : image;
  
          var destroyOptions = {
              method: 'DELETE',
              uri: '/images/' + imageId
          };
  
          self.authorizedRequest(destroyOptions, function(err, res, body) {
              if (err || res.statusCode !== 204) {
                  callback(err);
                  return;
              }
  
              callback(err, true);
          });
      }
docs: @name Client.destroyImage
  
  @description This operation deletes the specified image from the system.
  
  @param {Object}      image       the image object or id to delete
  @param {Function}    callback    handles the callback of your api call