docs: function(args, options, cb) {
  
                  args = !_.isArray(args) ? [args] : args;
                  args = options && args.concat(helper.optsToArgs(options)) || args;
  
                  var child = grunt.util.spawn({
                      cmd:"node",
                      args:args
                  }, function (error, result, code) {
                      cb(error);
                  });
  
                  child.stdout.pipe(process.stdout);
                  child.stderr.pipe(process.stderr);
  
              }