CSVライブラリも削除

route.php

@@ -50,8 +50,6 @@ if (AUTH_ENABLED) {
   $routes[] = Route::add('GET', 'staffonly', Page::class.'@staffonly');
 }
 
-/* if (RSS_ENABLED) {} */
-
 if (ATOM_ENABLED) {
   $routes[] = Route::add('GET', 'blog.atom', Atom::class.'@feed');
 }