Imports github.com/astaxie/beego/session github.com/astaxie/beego/utils gopkg.in/yaml.v2 Standard library imports compress/flate compress/zlib crypto/sha1 html/template bufio bytes encoding/base64 encoding/json errors fmt io io/ioutil net net/http net/url os path/filepath reflect regexp strconv strings sync time crypto/hmac encoding/xml mime compress/gzip