fix many internal links

Fixed a number of internal links that need to
go to the GitHub site.

Ran `make www` to perform the above.

2005/aidan/README.md

@@ -58,7 +58,7 @@ more while it puzzles out some puzzles: all in a puzzling way!
 
 `goto` the source and notice the lack of functions.  Jump
 to the `switch` statement.  And if you think you can puzzle
-it out better, try solving [insane1.sudoku](insane1.sudoku) all by yourself!
+it out better, try solving [insane1.sudoku](%%REPO_URL%%/2005/aidan/insane1.sudoku) all by yourself!
 
 NOTE: the tarball named by the author was removed after the files were extracted
 into the directory instead. These files were added to the list.
@@ -91,7 +91,7 @@ Yes, the test suite really is 5 times larger than the actual program. You
 
 ### IMPORTANT
 
-[test.perl](test-su.perl) expects the `sudoku-sf` executable to be
+[test.perl](%%REPO_URL%%/2005/aidan/test-su.perl) expects the `sudoku-sf` executable to be
 `./sudoku-sf`. If you rename it, please change the definition of `$sf_exe` to the
 new name.
 
@@ -219,7 +219,7 @@ Input should be the numbers of each row in turn. Empty spaces can be
 represented as a full stop (`.`) or zero (`0`). Other characters are ignored, so you
 can cut-and-paste either example sudoku puzzle from above into a file and feed that
 in. The program has coped with every input I've thrown at it so far, including
-an [empty grid](blank.sudoku).
+an [empty grid](%%REPO_URL%%/2005/aidan/blank.sudoku).
 
 Output consists of the problem, then the solution, then a message of
 success/failure.

2005/aidan/index.html

@@ -402,7 +402,7 @@ which is slower, inelegant and not as obscure, as the author put it.</p>
 more while it puzzles out some puzzles: all in a puzzling way!</p>
 <p><code>goto</code> the source and notice the lack of functions. Jump
 to the <code>switch</code> statement. And if you think you can puzzle
-it out better, try solving <a href="insane1.sudoku">insane1.sudoku</a> all by yourself!</p>
+it out better, try solving <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2005/aidan/insane1.sudoku">insane1.sudoku</a> all by yourself!</p>
 <p>NOTE: the tarball named by the author was removed after the files were extracted
 into the directory instead. These files were added to the list.</p>
 <h2 id="authors-remarks">Author’s remarks:</h2>
@@ -425,7 +425,7 @@ generate new ones.</p>
 <p>Yes, the test suite really is 5 times larger than the actual program. You
 <strong>did</strong> say this was a parody of the software development process…</p>
 <h3 id="important">IMPORTANT</h3>
-<p><a href="test-su.perl">test.perl</a> expects the <code>sudoku-sf</code> executable to be
+<p><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2005/aidan/test-su.perl">test.perl</a> expects the <code>sudoku-sf</code> executable to be
 <code>./sudoku-sf</code>. If you rename it, please change the definition of <code>$sf_exe</code> to the
 new name.</p>
 <p><strong>Judges’ note</strong>: this was done.</p>
@@ -507,7 +507,7 @@ really.</p>
 represented as a full stop (<code>.</code>) or zero (<code>0</code>). Other characters are ignored, so you
 can cut-and-paste either example sudoku puzzle from above into a file and feed that
 in. The program has coped with every input I’ve thrown at it so far, including
-an <a href="blank.sudoku">empty grid</a>.</p>
+an <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2005/aidan/blank.sudoku">empty grid</a>.</p>
 <p>Output consists of the problem, then the solution, then a message of
 success/failure.</p>
 <p><code>./aidan U</code> may also be useful, or perhaps not. It only took