Merge pull request #1675 from aabes/master

add support for barclamp_install_action in crowbar.yml
Fix up how we detect that a pull request needs to be closed.
Add support for generating pull requests that merge a feature into its parent.
Fix up scrubbing pull requests.

We were scrubbing all pull requests too often.
Make sure fetch_ci_tracking does The Right Thing.
Add rudimentary support for registering and fulfilling intents.
fix from BDD move, docs cleanup
Fix up fetch_ci_tracking even more.
capture stderr as well in do install_action