Imports
- github.com/mitchellh/mapstructure
- github.com/hashicorp/terraform/dag
- github.com/hashicorp/terraform/config
- github.com/hashicorp/go-multierror
- github.com/hashicorp/errwrap
- github.com/hashicorp/terraform/config/module
- github.com/hashicorp/terraform/dot
- github.com/hashicorp/hil/ast