Imports google.golang.org/cloud/storage github.com/dchest/uniuri github.com/nfnt/resize github.com/rlmcpherson/s3gof3r golang.org/x/net/context golang.org/x/oauth2 golang.org/x/oauth2/google google.golang.org/cloud Standard library imports compress/gzip crypto/aes crypto/cipher crypto/md5 crypto/rand crypto/sha1 encoding/base64 encoding/json errors fmt hash image image/gif image/jpeg image/png io io/ioutil net/http os os/exec path/filepath sync