update some packages and remove node_modules from repo

app/node_modules/asynckit/bench.js

@@ -1,76 +0,0 @@
-/* eslint no-console: "off" */
-
-var asynckit = require('./')
-  , async    = require('async')
-  , assert   = require('assert')
-  , expected = 0
-  ;
-
-var Benchmark = require('benchmark');
-var suite = new Benchmark.Suite;
-
-var source = [];
-for (var z = 1; z < 100; z++)
-{
-  source.push(z);
-  expected += z;
-}
-
-suite
-// add tests
-
-.add('async.map', function(deferred)
-{
-  var total = 0;
-
-  async.map(source,
-  function(i, cb)
-  {
-    setImmediate(function()
-    {
-      total += i;
-      cb(null, total);
-    });
-  },
-  function(err, result)
-  {
-    assert.ifError(err);
-    assert.equal(result[result.length - 1], expected);
-    deferred.resolve();
-  });
-}, {'defer': true})
-
-
-.add('asynckit.parallel', function(deferred)
-{
-  var total = 0;
-
-  asynckit.parallel(source,
-  function(i, cb)
-  {
-    setImmediate(function()
-    {
-      total += i;
-      cb(null, total);
-    });
-  },
-  function(err, result)
-  {
-    assert.ifError(err);
-    assert.equal(result[result.length - 1], expected);
-    deferred.resolve();
-  });
-}, {'defer': true})
-
-
-// add listeners
-.on('cycle', function(ev)
-{
-  console.log(String(ev.target));
-})
-.on('complete', function()
-{
-  console.log('Fastest is ' + this.filter('fastest').map('name'));
-})
-// run async
-.run({ 'async': true });