Imports github.com/github/hub/Godeps/_workspace/src/github.com/inconshreveable/go-update/download github.com/github/hub/Godeps/_workspace/src/github.com/kr/binarydist github.com/github/hub/Godeps/_workspace/src/bitbucket.org/kardianos/osext Standard library imports bytes crypto/x509 fmt io io/ioutil os path/filepath crypto/sha512 crypto/rsa encoding/pem crypto/sha256 crypto