try passing down alt branch to build
[publish]
Use name option as prefix. [publish]
[publish debug]
Use alt-node branch [publish]
[publish debug]
Don't use NAME in cloned path. [publish debug]
Consistify handling of NAME env var.
Remove quotes when setting env vars.
Use latest cfn-config [publish]
Use NAME env var prior to set -u. [publish]
[publish debug]
Bump up cfn-create timeout [publish]
Merge pull request #14 from mapbox/alt-node

NAME env var for alternative builds