ADEN-428 ADEN-430 full GPT rollout
CE-311 stats DB shouldn't be used without checking wgStatsDBEnabled extension
Merge branch 'CE-311-fix-no-stats-on-internal-release-189' into release-189
Merge pull request #1575 from Wikia/DAR-2135; p2 fix code merged first to dev

DAR-2135 P2 fix after implementing lazy loaded RelatedPages
Merge pull request #1583 from Wikia/DAR-2135-p2-fixes; backported from dev as a p2 fix

DAR-2135 P2 fix for related pages on a file page
MAIN-919 fix onClickChatButton to have correct number of parameters
Merge branch 'MAIN-919' into dev
Merge branch 'dev' of github.com:Wikia/app into dev