Format fix html files in 2015, update bugs file

2015/burton/index.html

@@ -410,6 +410,9 @@ Location: <a href="../../location.html#US">US</a> - <em>United States of America
 <!-- BEFORE: 1st line of markdown file: 2015/burton/README.md -->
 <h2 id="to-build">To build:</h2>
 <pre><code>    make</code></pre>
+<p>There is an alternate version which the author discusses in their
+<a href="#prog.c-vs-prog.alt.c">prog.c vs prog.alt.c</a> section. See <a href="#alternate-code">Alternate
+code</a> below.</p>
 <h2 id="to-use">To use:</h2>
 <pre><code>    ./prog &quot;expression&quot;</code></pre>
 <p>or:</p>
@@ -442,7 +445,7 @@ process.</p>
 See the included man page. ;-)</p>
 <h3 id="notes">Notes</h3>
 <p>This program is named <code>calc</code>. Onomatopoeia of sorts, in the visual realm. The
-formatting was easier: Form Follows Function (although <a href="../../2011/hou/hint.html" title="Hou Qiming">Hou</a> did this
+formatting was easier: Form Follows Function (although <a href="../../2011/hou/index.html" title="Hou Qiming">Hou</a> did this
 better). It was tempting to call it iCalc, with <code>i</code> for integer (and it was
 written on an <code>iDevice</code>), but sanity prevailed.</p>
 <p>Printed in 8 pt Courier, it makes aesthetically pleasing 8.5 x 11 wall art.</p>