[qq] support for videos embedded in weixin
[qq] support for videos embedded in weixin

example url:
http://mp.weixin.qq.com/s?__biz=MzA3OTgxODI4NQ==&mid=2653200488&idx=1&sn=bd6d0279b2430cc208d9da74226871db&chksm=847dbb2ab30a323c4b1735887158daf1e295abe586aff0a646ce4257a48010f80bcfb1379c95&scene=0#rd

qzane/you-get,qzane/you-get,xyuanmu/you-get,cnbeining/you-get,zmwangx/you-get,xyuanmu/you-get,zmwangx/you-get,cnbeining/you-get