Prevent enabling of "Acceptable Ads" and "Acceptable Ads without 3rd Party tracking" at the same time (trac#5933)
We cannot tell if filter lists downloads are made by the same user which messes up "Acceptable Ads" reporting (introduces an unknown error). Therefore we want to prevent the extension from ever having both lists enabled at the same time.
Accurate Acceptable Ads subscriber reporting is essential for eyeo's baseline.
Tie up loose ends