What version are you running?
2.5.17
What's the URL of the page containing the problem?
/admin/settings/general/

/admin/db/auth/user/user-id/
What steps will reproduce the problem?

Go to time zone option.
Click on timezone select.
List with items in random order shows up.


What is the expected output? What do you see instead?
Alphabetically sorted list of timezones.
What operating system are you using? What browser?
Server runnign on CentOS 7.0.1406

Tested on FF24, Chromium 51
Please provide any additional information below.