Imports github.com/gorilla/websocket github.com/gin-gonic/gin github.com/go-sql-driver/mysql github.com/gorilla/sessions github.com/gorilla/securecookie gopkg.in/alecthomas/kingpin.v2 github.com/rubenv/sql-migrate golang.org/x/crypto/bcrypt Standard library imports database/sql fmt net/http os path/filepath strings time