Cherry-pick from dev branch (116e70c02276d3c49e3e5ab7c4cf90f5fb16ad93). Short term fix for tracking changes on Home Page.
Code needs to be refactored to use WikiaTracker.buildTrackingFunction
Merge pull request #447 from Wikia/release-150-short-term-tracking-fix-on-wikia-home-page

Short term fix for tracking changes on Home Page...