updated node-lixian
updated node-lixian

* 更稳定的下载
* 修复了一些错误的情况

wangjun/lixian-portal,nsdown/lixian-portal,wangjun/lixian-portal,nsdown/lixian-portal,layerssss/lixian-portal,layerssss/lixian-portal,wangjun/lixian-portal,nsdown/lixian-portal