add more native node modules

Author: Peter Rakhunov

index.js

@@ -37,3 +37,5 @@ exports.util						= require.resolve('util/util.js');
 exports.vm							= require.resolve('vm-browserify');
 exports.zlib						= require.resolve('browserify-zlib');
 exports.v8              = require('v8');
+exports.async_hooks     = require('async_hooks');
+exports.http2           = require('http2');