exercism/exercism.io — pull request #1247 by mscoutermarsh (2014-01-02 00:57:30+00:00)
Title: Fix N+1’s on viewing submission.

Fixes N+1's on viewing submission. Was doing 2 queries for each nitpick.

Bullet output:
```
N+1 Query detected
Submission => [:user]
Add to your finder: :include => [:user]
N+1 Query detected
Comment => [:user]
Add to your finder: :include => [:user]
```