Imports github.com/gofrs/uuid github.com/google/web-api-gateway/config github.com/gorilla/sessions golang.org/x/oauth2 google.golang.org/api/plus/v1 google.golang.org/api/option golang.org/x/oauth2/google github.com/gorilla/mux github.com/gorilla/securecookie Standard library imports bytes context crypto/ecdsa crypto/tls crypto/x509 encoding/asn1 encoding/base64 encoding/json errors flag fmt io io/ioutil log math/big net/http net/http/httputil net/url runtime strconv strings sync time crypto/sha256 encoding/gob html/template