change struct module

ygopro.coffee

@@ -2,7 +2,7 @@ _ = require 'underscore'
 _.str = require 'underscore.string'
 _.mixin(_.str.exports())
 
-Struct = require('struct').Struct
+Struct = require('./struct.js').Struct
 
 #常量/类型声明
 structs_declaration = require './structs.json'  #结构体声明

ygopro.js

@@ -8,7 +8,7 @@
 
   _.mixin(_.str.exports());
 
-  Struct = require('struct').Struct;
+  Struct = require('./struct.js').Struct;
 
   structs_declaration = require('./structs.json');