Some 2004 html files fixed

This commit does anonymous, arachnid and hibachi. Along with an earlier
commit the next one I think to work on is gavare.

2004/hibachi/README.md

@@ -17,7 +17,7 @@ There is an alternate version that is unobfuscated, provided by the author in
 Then use your web browser to visit `http://localhost:8008/`. When you're
 finished make sure to kill `hibachi`.
 
-NOTE: you must be in the `build` directory when running `hibachi-start.sh` for
+**NOTE**: you must be in the `build` directory when running `hibachi-start.sh` for
 this to work right.
 
 

2004/hibachi/index.html

@@ -415,7 +415,7 @@ Location: <a href="../../location.html#CA">CA</a> - <em>Canada</em></li>
 <pre><code>    cd build; ./hibachi-start.sh &amp;</code></pre>
 <p>Then use your web browser to visit <code>http://localhost:8008/</code>. When you’re
 finished make sure to kill <code>hibachi</code>.</p>
-<p>NOTE: you must be in the <code>build</code> directory when running <code>hibachi-start.sh</code> for
+<p><strong>NOTE</strong>: you must be in the <code>build</code> directory when running <code>hibachi-start.sh</code> for
 this to work right.</p>
 <h2 id="alternate-code">Alternate code:</h2>
 <p>This version, contained in <code>src-alt/</code>, is an unobfuscated version provided by