cache comments response
Update ArticleComments_setup.php

fixing whitespaces
fix code review issues
fix indentation
PLA-1302: testing
PLA-1302: wikiaspicks service
PLA-1302: cache bust
PLA-1302: cleanup
PLA-1306: fixed message for wikias with non-standard license
Merge pull request #3318 from Wikia/PLA-1306

PLA-1306: fixed message for wikias with non-standard license
PLATFORM-3: changing create time criteria for deleting wikis to 6 months
CON-751: Fixed purging by lang
ETag: use the same rules as in OutputPage::checkLastModified
Merge pull request #3334 from Wikia/etag-user-touched

ETag: use the same rules as in OutputPage::checkLastModified
VID-1557 fixing lightbox for slideshows
Merge pull request #3340 from Wikia/VID-1557

VID-1557 fixing lightbox for slideshows
Merge pull request #3338 from Wikia/VID-1553

VID-1553 Track impressions of bottom of page
Merge pull request #3317 from Wikia/PLA-1302

PLA-1302: Wikia's pick module added to Hub RSS feeds
Merge pull request #3292 from Wikia/CONN-438

cache comments response
cleanup useless cityId Lookup