Implement the deployment overview and progress page

The overview page, with additional information for
deployment in progress or failed. The progress bars
are not dynamic in this version -- the page has to
be refreshed manually.

Change-Id: I280c9a9859e818f9e60dab22604a19844b741ff4
Implements: blueprint tripleo-deployment-progress-page
Merge "Implement the deployment overview and progress page"