improve display_via_github and display_as values

Fixed some inconsistent use of display_via_github and display_as values.

2012/grothe/index.html

@@ -264,7 +264,7 @@ need to be so trying to figure it out can be a bit tough.</p></li>
 <li><a href="cookie_piece2.dat">cookie_piece2.dat</a> - binary support file</li>
 <li><a href="cookie_piece3.dat">cookie_piece3.dat</a> - binary support file</li>
 <li><a href="cookie_piece4.dat">cookie_piece4.dat</a> - binary support file</li>
-<li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2012/grothe/cookie_recipe_restore.txt">cookie_recipe_restore.txt</a> - encoded cookie recipe</li>
+<li><a href="cookie_recipe_restore.txt">cookie_recipe_restore.txt</a> - encoded cookie recipe</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2012/grothe/.entry.json">.entry.json</a> - description of entry in JSON</li>
 <li><a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2012/grothe/.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/2012/grothe/.path">.path</a> - directory path from top directory</li>