[Commotion-admin] [commotion-apps] fixed lua error when leaving hop count field empty (#2)

[areynold]

Merged #2.

---
Reply to this email directly or view it on GitHub:
https://github.com/opentechinstitute/commotion-apps/pull/2
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.chambana.net/pipermail/commotion-admin/attachments/20130514/81178141/attachment-0001.html>