iwechat v0.5.3

I need to hack it to make it support node v0.6.

since i want this repo can work on iPhone, whose node version is v0.6.

this is the origin repo:

https://github.com/nodeWechat/wechat4u

#install

    npm install iwechat

#usage

https://github.com/yizhiren/wechat-example