Revert "Merge pull request #159 from alphagov/64583056_wire_up_load_balancer"

This reverts commit b04f4ab4a7b7e1217255b911f58ab73fcf631927, reversing
changes made to 2f3f392080f7038410254c06027e4ceea7274ccc.

This merge caused the integration tests to fail.
Merge pull request #160 from alphagov/revert-merge

Revert "Merge pull request #159 from alphagov/64583056_wire_up_load_bala...