hack so that searching for 'a' doesn't list 'A' as an addable tag

git-svn-id: file:///home/shish/svn/shimmie2/trunk@689 7f39781d-f577-437e-ae19-be835c7a54ca

ext/tag_list/theme.php

@@ -116,6 +116,9 @@ class TagListTheme extends Themelet {
 	}
 	
 	protected function ars($tag, $tags) {
+		// FIXME: a better fix would be to make sure the inputs are correct
+		$tag = strtolower($tag);
+		$tags = array_map("strtolower", $tags);
 		$html = "";
 		$html .= " <span class='ars'>(";
 		$html .= $this->get_add_link($tags, $tag);