Imports golang.org/x/crypto/bcrypt github.com/sirupsen/logrus github.com/go-redis/redis github.com/gorilla/sessions github.com/bradfitz/gomemcache/memcache github.com/gorilla/securecookie github.com/elithrar/simple-scrypt Standard library imports context encoding/base64 encoding/hex encoding/json errors fmt math math/rand database/sql sync time net/http strconv