disable canary/beta until an RSVP bug is fixed

there seems to be a bug around reporting in RSVP:

https://github.com/tildeio/rsvp.js/issues/322

syncForTest is tripping this up a lot
Remove attr() data dependency

- attr() no longer depends on data
- model.setupData() calls notifyPropertyChange() for provided properties only
- store.push() now handles partial updates
- store.update() has been deprecated