Add openid fix migration script

Update to use new OpenStack logo

UI enhancements (allow product editing, use RefStack masco, ... )

Features added to support vendor and product registration.

Enable support for DefCore schema 1.6, Restrict test result

metadata keys.

Add features to display next.json draft Guideline file.

Add support for DefCore Guideline schema version 1.5

Fix user-displayed test list URL.

Implement guideline test list API endpoint.

Update test list UI to use API.

Add user management API.