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".

2001/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: 2001/README.md -->
 <!-- The HTML was converted from markdown by the tool: bin/md2html.sh -->
 <!-- -->
 <!-- START: this line starts content from: inc/head.default.html -->
@@ -149,8 +150,8 @@ them for the next IOCCC.</p>
 <a href="ollinger/index.html">Best of Show</a> is a fine example of
 obfuscation. But don’t ignore the other entries! There are games,
 programs that speak, ones that compile code and <a
-href="2001/anonymous/index.html">one that might run binaries you already
-have</a>.</p>
+href="2001/anonymous/index.html">one that <em>might</em> run binaries
+you already have</a>.</p>
 <p>The <a href="bellard/index.html">Best/Worst Abuse of the Rules</a> is
 technically allowed by the <a href="rules.txt">rules</a>. This year we
 awarded it again, but don’t assume you can get away with using the same