docs: function _process(templates, params, cb) {
      var _templates = _.extend(templates, {}), // process template copies, not the originals
        tasks = {};
  
      _.keys(_templates).forEach(function (key) {
        tasks[key] = function (cb) {
          _templates[key].process(params, function (data) {
            cb(null, data);
          });
        };
      });
  
      async.parallel(tasks, function (err, results) {
        cb(results);
      });
    }