Feature-flag tests not supported by Cloudflare
Feature-flag tests not supported by Cloudflare

These tests will be skipped; Cloudflare doesn't use the `X-Cache` or
`X-Cache-Hits` header.

It does have a `CF-Cache-Status` header which is
equivalent to `X-Cache`, but this will not append to the `X-Cache`
header coming from origin.

alphagov/cdn-acceptance-tests,mikepea/cdn-acceptance-tests,alphagov/cdn-acceptance-tests,alphagov/cdn-acceptance-tests,mikepea/cdn-acceptance-tests,mikepea/cdn-acceptance-tests,mikepea/cdn-acceptance-tests,alphagov/cdn-acceptance-tests