Revert "Open tags should have closing tags"

This reverts commit aeca8807db.

We specifically DON'T have closing tags so we don't get errors with
whitespace after the closing tag.

I realize this is less of an issue with scripts, but we should still
not use closing tags.

scripts/createsim.php

@@ -140,4 +140,3 @@ $tagmax     = (have_option('t', 'tags')) ? get_option_value('t', 'tags') : 10000
 $userprefix = (have_option('x', 'prefix')) ? get_option_value('x', 'prefix') : 'testuser';
 
 main($usercount, $noticeavg, $subsavg, $tagmax);
-?>