Added comments about where markdown content came from

The HTML files now include a comment indicating from where the main
part of the markdown content.

Changed `bin/gen-other-html.sh` VERSION from "1.0 2024-02-27"
to "1.0.1 2024-03-08".

Changed `bin/gen-top-html.sh` VERSION from "1.2 2024-02-29"
to "1.2.1 2024-03-08".

Changed `bin/gen-year-index.sh` VERSION from "1.0.1 2024-02-23"
to "1.0.2 2024-03-08".

Changed `bin/md2html.sh` VERSION from "1.0.1 2024-02-23"
to "1.1 2024-03-08".

Changed `bin/quick-readme2index.sh` VERSION from "1.1.1 2024-02-23"
to "1.1.2 2024-03-08".

2000/index.html

@@ -11,6 +11,7 @@
 <!-- END: this line ends content from: inc/top.default.html -->
 <!-- -->
 <!-- The original markdown content was formed by the tool: unspecified -->
+<!-- The main part of the markdown content came from: 2000/README.md -->
 <!-- The HTML was converted from markdown by the tool: bin/md2html.sh -->
 <!-- -->
 <!-- START: this line starts content from: inc/head.default.html -->
@@ -126,17 +127,16 @@ non-Unix / non-Linux systems the Makefile needs to be changed. See the
 Makefile for details.</p>
 <p>Read over the Makefile for compile/build issues. Your system may
 require certain changes (add or remove a library, add or remove a
-#define).</p>
+<code>#define</code>).</p>
 <p>Some ANSI C compilers are not quite as good as they should be. If
 yours is lacking, you may need to compile using gcc instead of your
 local compiler.</p>
 <h2 id="new-judge">New Judge</h2>
 <p>The judges were unable to contact Jeremy Horn for judging the 2000
 contest.</p>
-<p>As a result, Simon Cooper: <a href="http://www.sfik.com/"
-class="uri">http://www.sfik.com/</a></p>
-<p>joined our team. Simon is well known for being a co-author of the 2nd
-edition of the Building Internet Firewalls book.</p>
+<p>As a result, <a href="http://www.sfik.com/">Simon Cooper</a> joined
+our team. Simon is well known for being a co-author of the 2nd edition
+of the Building Internet Firewalls book.</p>
 <h2 id="remarks-on-some-of-the-entries">Remarks on some of the
 entries</h2>
 <p>There were some outstanding entries that did not win. Unfortunately
@@ -161,7 +161,7 @@ technically allowed by the rules. We gave it an award this year, but
 don’t assume you can get away with using it next time … :-)</p>
 <p>Speaking of time, be sure to check out the <a
 href="rince/index.html">Astronomically Obfuscated</a> and the <a
-href="schneiderwent/index.html">Most Timely Output</a>.</p>
+href="schneiderwent/index.html">Most Timely Output</a> entries.</p>
 <h2 id="there-was-no-1999-contest">There was no 1999 contest</h2>
 <p>So what happened to 1999? Landon Curt Noll was scheduled to take a
 vacation from the IOCCC this year. The remaining judges were unable to