code: function DesktopAssetsHandler(req, res, next, local = false) {
              return FilesystemHandler(req, res, next, self.desktopAssetsUrl, path.join(desktopPath, 'assets'), local);
          }
docs: Serves files from the assets directory.
  
  @param {Object} req        - request object
  @param {Object} res        - response object
  @param {Function} next     - called on handler miss
  @param {boolean} local - local mode