* prototype
* backup pushes noms root
* backup pushes root value, basic restore still needs origin drop
* bats tests, no origin on restore, only head ref on restore
* cleanup code, up to date bats test
* make backup restore a root sync also, to catch branches and remote refs
* [ga-format-pr] Run go/utils/repofmt/format_repo.sh and go/Godeps/update.sh
* couple of tim's comments
couple of tim's comments
* zach's comments
* loosen restrictions for conflicting remote addresses
* [ga-format-pr] Run go/utils/repofmt/format_repo.sh and go/Godeps/update.sh
Co-authored-by: max-hoffman <max-hoffman@users.noreply.github.com>