Step To Support Docstring Format for Filling Forms

This adds a step that will allow you to request a text field be filled by text specified as a doc string, e.g.:

I fill in "Colours" with:
  """
  Green
  Blue
  """
Merge pull request #30 from trianglegrrl/add-docstring-support-for-filling-forms

Step To Support Docstring Format for Filling Forms