use module._compile to include script files

Author: aisk

lib/av.js

@@ -13,19 +13,11 @@
  */
 
 var fs = require('fs');
-var vm = require('vm');
 var path = require('path');
 
-var context = vm.createContext({
-  console: console,
-  exports: exports,
-  module: module,
-  require: require,
-});
-
 var include = function(filename) {
   var script = fs.readFileSync(path.join(__dirname, filename), {'encoding': 'utf-8'});
-  vm.runInContext(script, context, filename);
+  module._compile(script);
 };
 
 [
@@ -53,5 +45,3 @@ var include = function(filename) {
   'push.js',
   'status.js',
 ].forEach(include);
-
-module.exports = context;