Include HIT type ids, to disambiguate.

This is a temporary fix; creating HITs should be associated with the HIT type to begin with.
Fix error reporting on login.
use released versions of x-editable and bootboxjs
fix test that was using treatment
Merge branch 'master' into batch_per_hittype
Blaze fix for batch admin page.
Use the HIT's batch. Start removing the concept of an 'active' batch.

This will break the lobby for now.
Start fixing tests.