convert spoiler language and towards deobfuscation language

2001/jason/README.md

@@ -117,7 +117,7 @@ the game entertaining, see if you can find
 in the source code.)
 
 
-### GAME STRATEGY SPOILER
+### GAME STRATEGY DEOBFUSCATION
 
 The trick, of course, is to drop items in empty rooms to mark them.  That way
 you usually know if you're in a room you've seen before.  It greatly aids

2001/jason/index.html

@@ -481,7 +481,7 @@ the game entertaining, see if you can find</p>
 <pre><code>    the fish scales              Q)++j&lt;
     the shooting star         -~- ~ -~i +</code></pre>
 <p>in the source code.)</p>
-<h3 id="game-strategy-spoiler">GAME STRATEGY SPOILER</h3>
+<h3 id="game-strategy-deobfuscation">GAME STRATEGY DEOBFUSCATION</h3>
 <p>The trick, of course, is to drop items in empty rooms to mark them. That way
 you usually know if you’re in a room you’ve seen before. It greatly aids
 mapping.</p>