Revert "BugId:95125 - Don't load Liftium config when not needed"

This reverts commit 82fff7635398d10bc08f6d8988049355759bba42.
Revert "Merge pull request #328 from Wikia/bugid-90537-old-ab-cleanup"

This reverts commit 4a82314f921c6a20690bd1ceadeee078ca422798, reversing
changes made to bd1f5bc73f42661f2191fa0f0d01789f7e7e8920.