add some packages

node_modules/core-js/library/modules/es7.asap.js

@@ -0,0 +1,12 @@
+// https://github.com/rwaldron/tc39-notes/blob/master/es6/2014-09/sept-25.md#510-globalasap-for-enqueuing-a-microtask
+var $export = require('./_export');
+var microtask = require('./_microtask')();
+var process = require('./_global').process;
+var isNode = require('./_cof')(process) == 'process';
+
+$export($export.G, {
+  asap: function asap(fn) {
+    var domain = isNode && process.domain;
+    microtask(domain ? domain.bind(fn) : fn);
+  }
+});