ets-berkeley-edu/datacultures — pull request #192 by coyote (2014-11-17 22:48:31+00:00)
Title: [nojira]  plugging more leaky state in the specs.

This is to plug more leaky state in the specs.

```shell
rake spec SPEC_OPTS='--seed 4921'
```

Will show leaky state (in this case, from the engagement_index_controller_spec to the retrieve_canvas_students_spec). Fixed it in both places.