convert spoiler language and towards deobfuscation language

2012/kang/index.html

@@ -493,7 +493,7 @@ character set and two’s complement representation.</li>
 <code>-1</code> (it has to be negative per the standard but not necessarily <code>-1</code>) and both
 <code>signed char</code> and <code>unsigned char</code>, for example. Furthermore it is
 endian-independent.</p>
-<h3 id="obfuscations-spoilers">Obfuscations (SPOILERS!)</h3>
+<h3 id="debfuscation">Debfuscation</h3>
 <p>Many obfuscations used are typical for standard IOCCC entries:</p>
 <ul>
 <li>Two arguments from <code>main()</code> function are reused as normal variables.</li>
@@ -547,7 +547,7 @@ one character.</li>
 <p>Having said this important trick, other details should be relatively easier to
 follow. The order of lookup table, for example, is very important,
 and the biggest constant 6177 is not arbitrarily chosen.</p>
-<p>More spoilers can be found at <a href="https://gist.github.com/lifthrasiir/3909337" class="uri">https://gist.github.com/lifthrasiir/3909337</a></p>
+<p>Even <a href="https://gist.github.com/lifthrasiir/3909337">more deobfuscation information</a> is available.</p>
 <h3 id="acknowledgement">Acknowledgement</h3>
 <p>The cleaner (size-optimized) version of this program was originally published
 in my website in July 2011. Sun Park and others have reviewed it and made me