Revert "Merge pull request #703 from Wikia/backlink-query"

This reverts commit 06f815858f9facb33e69375fd7bbc4da956be96b, reversing
changes made to 50dce0a220add5d0fafe97363fba87b45f9f08f7.

This is per Jakub K's request to postpone these updates for a week while we provide time for a communication cycle with community.