Rebuild .entry.json and index.html files

2020/giles/index.html

@@ -549,13 +549,13 @@ single pure sine wave.</p>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2020/giles/Makefile">Makefile</a> - entry Makefile</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2020/giles/prog.orig.c">prog.orig.c</a> - original source code</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2020/giles/try.sh">try.sh</a> - script to try entry</li>
-<li><a href="pi.wav">pi.wav</a> - wav file of touch tone for leading decimal digits of pi</li>
+<li><a href="pi.wav">pi.wav</a> - WAV file of touch tone for leading decimal digits of pi</li>
 </ul>
 <h2 id="secondary-files">Secondary files</h2>
 <ul>
 <li><a href="2020_giles.tar.bz2">2020_giles.tar.bz2</a> - download entry tarball</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2020/giles/README.md">README.md</a> - markdown source for this web page</li>
-<li><a href="dtmf.bin">dtmf.bin</a> - binary support file</li>
+<li><a href="dtmf.bin">dtmf.bin</a> - dual-tone multi frequency / touch-tone wav file</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2020/giles/.entry.json">.entry.json</a> - entry summary and manifest in JSON</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2020/giles/.gitignore">.gitignore</a> - list of files that should not be committed under git</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2020/giles/.path">.path</a> - directory path from top level directory</li>