Update jquery.uls from upstream

Upstream: https://github.com/wikimedia/jquery.uls/

Changes:

* Update Autonym font
* Code formatting fixes
* Localization updates
* Language autonym correction and language additions
* Performance fix for region selector

Change-Id: I1da30aa31ad8a4fe430a12fef05c4e6b54fc6648
Merge "Update jquery.uls from upstream"