learningequality/ka-lite — pull request #1521 by aronasorman (2014-02-12 00:47:33+00:00)
Title: Show download zip size when upgrading.

Solves #1494. Also includes a fix for not loading the lang pack list due to `CHANGE_SERVER_LANGUAGE_URL` being deleted. Screenshot explains it better:

![upgradesize](https://f.cloud.github.com/assets/191955/2144096/18db33fe-937f-11e3-9654-a475291ff32d.png)