Re-enable smart avoidance of response recompression.
Re-enable smart avoidance of response recompression.

The problems this was causing earlier were the result of an incorrect
assumption that req.acceptsEncodings() would always return false when the
given encoding was not supported; in fact, it can return a completely
different supported encoding that's not falsy.

ssddi456/rawgit,matsmith/rawgit,matsmith/rawgit,gnowxilef/rawgit,sereepap2029/rawgit,sereepap2029/rawgit,gnowxilef/rawgit,matsmith/rawgit,ssddi456/rawgit,ddtxra/rawgit,cnbin/rawgit,cnbin/rawgit,cnbin/rawgit,ssddi456/rawgit,ddtxra/rawgit,rgrove/rawgit,ddtxra/rawgit,gnowxilef/rawgit,rgrove/rawgit,sereepap2029/rawgit