Roadmap updates
Remove unused big-object-diff
Build script tracks build time
Global 'reset' frame for faster tests
Tests all use new global reset frame
INTEGRATE: Global 'reset' frame speeds up tests

* dev:
  Tests all use new global reset frame
  Global 'reset' frame for faster tests
  Build script tracks build time
  Remove unused big-object-diff
  Roadmap updates
  Roadmap and changelog updates