Issue #2245767 by John Pitcairn, andrewmacpherson, danflanagan8, leymannx,...

Issue #2245767 by John Pitcairn, andrewmacpherson, danflanagan8, leymannx, tim.plunkett, mpolishchuck, tobiasb, olli, dawehner, Anas_maw, SpadXIII, _utsavsharma, ankithashetty, jidrone, ameymudras, Daniel Korte, SimeonKesmev, Qusai Taha, jyotimishra-developer, alexpott, geek-merlin, smustgrave, DuaelFr, catch, Gábor Hojtsy, quietone, lauriii, ckrina: Allow blocks to be configured to show/hide on 200/403/404 response pages