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.

inc/rules.open.hdr

@@ -8,14 +8,25 @@ Unless some significant problem turns up (such as a need to delay
 in when the IOCCC will close, or some major bug is discovered) they
 will remain **OFFICIAL** for this IOCCC.
 
-**SUGGESTION**: Watch both the [IOCCC news](../news.html) and the [IOCCC
-Mastodon](https://fosstodon.org/@ioccc) feed for the latest news
+See our [FAQ about providing feedback](../faq.html#feedback) as well
+as our [FAQ about asking questions](../faq.html#question) about
+these quidelines.
+
+**SUGGESTION**: Watch both the [IOCCC news](../news.html) and the
+[IOCCC Mastodon](https://fosstodon.org/@ioccc) feed for the latest news
 about any _mentions_ changes.
 
+**HINT to mastodon users**: You may wish to refresh the [@IOCCC
+mastodon feed](https://fosstodon.org/@ioccc) page and/or mastodon
+app from time to time to view IOCCC mastodon updates.
+
 
 # The IOCCC open for submissions
 
-See the [IOCCC news](../news.html) page for possible news about updates to these rules.
+See "[FAQ - How may I enter the IOCCC](https://www.ioccc.org/faq.html#submit)"
+for information on how to register for the IOCCC, how to create a proper
+bzip2 compressed tarball of your submission, and how to upload your
+bzip2 compressed tarball to the IOCCC submit server.
 
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