Change ORDER BY to city_title ASC.
Changing ORDER BY option to city_title ASC removes the problem of semi-random display of wikis. It also improves browsing experience since results are now displayed in alphabethical order. Additionally minor fix of variable's $sPager naming has been done (it threw NOTICE in devbox enviroment).
Removed tabs (cosmetic)
Merge pull request #1347 from Wikia/CE-328

Change ORDER BY to city_title ASC.