update rules and guideline headers

Harmonized and improve the headers that are prepended
to the rules and guidelines given the IOCCC state.

Attempted to make the headers that are prepended
to the rules and guidelines more consistent.

Make reference to, where applicable, FAQs
about feedback and questions in those headers.

Perform `make www` to perform the above and test under macOS.

next/rules.html

@@ -386,13 +386,16 @@
 <h1 id="warning-these-rules-are-out-of-date">WARNING: These rules are OUT OF DATE</h1>
 <p>These rules are a <strong>VERY TENTATIVE proposal</strong> for the next IOCCC
 and are <strong>VERY LIKELY</strong> to be updated before the next IOCCC.
-They are are provided as a <strong>very tentative</strong> hint at <strong>what
+They are are provided as a <strong>VERY TENTATIVE</strong> hint at <strong>what
 MIGHT</strong> be used in the next IOCCC. In some cases they might
 even be a copy of the rules from the previous IOCCC.</p>
+<p>See our <a href="../faq.html#feedback">FAQ about providing feedback</a> as well
+as our <a href="../faq.html#question">FAQ about asking questions</a> about
+these rules.</p>
 <h1 id="the-ioccc-is-closed">The IOCCC is closed</h1>
-<p>The IOCCC is <strong>NOT</strong> accepting new submissions at this time. See the <a href="../years.html">IOCCC
-winning entries page</a> for the entries that have won the IOCCC in
-the past.</p>
+<p>The IOCCC is <strong>NOT</strong> accepting new submissions at this time. See the
+<a href="../years.html">IOCCC winning entries page</a> for the entries that have won the
+IOCCC in the past.</p>
 <p>Watch both <a href="../status.html">the IOCCC status page</a> and the
 <a href="https://fosstodon.org/@ioccc"><span class="citation" data-cites="IOCCC">@IOCCC</span> mastodon feed</a> for information about
 future IOCCC openings.</p>