mozilla/kuma — pull request #2349 by darkwing (2014-04-30 13:25:17+00:00)
Title: Minor changes to document template for efficiency purposes

Pretending to be a python expert, so:

- Using `exists()` instead of `|length` when possible
- Not fetching the zone length and zone stack more than once
- Not checking for if it's a zone...inside a confirmed zone block