message: Link directly to w3 sections in comments for cors filter
diff: @@ -14,8 +14,8 @@ namespace Cors {
  CorsFilter::CorsFilter() : policies_({{nullptr, nullptr}}), is_cors_request_(false) {}
  -// This handles the CORS preflight request as described in #6.2
  -// https://www.w3.org/TR/cors/
  +// This handles the CORS preflight request as described in
  +// https://www.w3.org/TR/cors/#resource-preflight-requests
  Http::FilterHeadersStatus CorsFilter::decodeHeaders(Http::HeaderMap& headers, bool) {
  if (decoder_callbacks_->route() == nullptr ||
  decoder_callbacks_->route()->routeEntry() == nullptr) {
  @@ -79,8 +79,8 @@ Http::FilterHeadersStatus CorsFilter::decodeHeaders(Http::HeaderMap& headers, bo
  return Http::FilterHeadersStatus::StopIteration;
  }
  -// This handles simple CORS requests as described in #6.1
  -// https://www.w3.org/TR/cors/
  +// This handles simple CORS requests as described in
  +// https://www.w3.org/TR/cors/#resource-requests
  Http::FilterHeadersStatus CorsFilter::encodeHeaders(Http::HeaderMap& headers, bool) {
  if (!is_cors_request_) {
  return Http::FilterHeadersStatus::Continue;
  