簡易小型會員認證管理
$ wget https://storage.googleapis.com/golang/go1.5.1.linux-amd64.tar.gz
$ tar -C /usr/local -xzf go1.5.1.linux-amd64.tar.gz
$ export PATH=$PATH:/usr/local/go/bin
$ git clone https://github.com/w19900227/gooauth
$ cd gooauth
$ export GOPATH=$PWD
必須先run主程式，才可進行測試
$ go run main.go
$ go test -v
$ go get github.com/emicklei/go-restful
$ go get github.com/garyburd/redigo