fix internal links in entry index.html from 1984 thru 2012

1994/dodsond2/index.html

@@ -190,11 +190,11 @@ in an effort to get around the 1994 version of Rule 2:</p>
        excluding whitespace (tab, space, newline), and excluding any ; { or }
        followed by either whitespace or end of file, must be &lt;= 1536.</code></pre>
 <p>Indeed, when <a href="dodsond2.gz">dodsond2.gz</a> is uncompressed, it is identical
-to the <a href="dodsond2.c">dodsond2.c</a> file you find today.</p>
+to the <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1994/dodsond2/dodsond2.c">dodsond2.c</a> file you find today.</p>
 <p>The IOCCC rules and guidelines were modified in an effort to address
 this fun “<em>abuse of the rules</em>” style hack.</p>
 <p>It is worth noting that without this compression “<em>abuse of the rules</em>”
-style hack, the <a href="dodsond2.c">dodsond2.c</a> is further obfuscated.</p>
+style hack, the <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1994/dodsond2/dodsond2.c">dodsond2.c</a> is further obfuscated.</p>
 <h2 id="authors-remarks">Author’s remarks:</h2>
 <p>Go searching for the Wumpus in the Caverns of Doom! But be careful…
 There are pits and bats waiting to seal your fate, as well as a