Revert "ADEN-575 Remove static integration files"

This reverts commit ef4d479a0fe9248afc3ec2061ea1e65b580168e8.
ADEN-575 wikia.loader for loading CSS files
ADEN-575 AssetManager for my_ad_integration.js
ADEN-575 Disable Liftium ads for 71M
ADEN-575 Disaster recovery for SevenOne Media