haml_nested_form_issue

I experienced an issue where the blueprint div was no created when using:

haml (3.1.7)
haml-rails (0.3.5)
remote: https://github.com/ryanb/nested_form.git revision: c2e08e384d8beaa8f90400cc69668df29273226e specs: nested_form (0.3.1)