modify Engine/SocketIO/Version0X error!
issue by https://github.com/Wisembly/elephant.io/issues/69 (@guillaumepotier)

commit 5f3f5118b63f36c5ddc938f430d9109612667f4f

remove to unused $query variables
change $query => $this->url['query']
modify example code about Version1X
Merge pull request #70 from kbu1564/master

fixes #69 :  array_replace error in Engine/SocketIO/Version0X