GPII-434 "Fireball branch" which synchronizes with new core architecture

Matching branches of universal - 

https://github.com/amb26/universal/tree/GPII-434

or

https://github.com/kaspermarkus/universal/tree/GPII-941

This follows the new layout with Acceptance tests run from core definitions written in universal, and a simplified top-level driver file with elimination of cross-project hard-coded filesystem references