Make ^NOTE in markdown/html files bold

1994/tvr/index.html

@@ -410,7 +410,7 @@ Location: <a href="../../location.html#FI">FI</a> - <em>Republic of Finland </em
 <!-- BEFORE: 1st line of markdown file: 1994/tvr/README.md -->
 <h2 id="to-build">To build:</h2>
 <pre><code>    make all</code></pre>
-<p>NOTE: this entry requires the <code>X11/Xlib.h</code> header file and the X11 library to
+<p><strong>NOTE</strong>: this entry requires the <code>X11/Xlib.h</code> header file and the X11 library to
 compile. For more information see the
 FAQ on “<a href="../../faq.html#X11">X11</a>”.</p>
 <p>The author provided a less obfuscated version as alternate code. See <a href="#alternate-code">Alternate