Convert the carousel module to provide its block through the new api

modules/carousel/helpers/carousel_block.php

@@ -0,0 +1,31 @@
+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2008 Bharat Mediratta
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+class carousel_block_Core {
+  public static function sidebar($theme) {
+    $block = new Block();
+    $block->id = "gCarousel";
+    $block->title = "Album: <a href=#>{$theme->item()->title_edit}</a>";
+    $block->content = '<img src="' .
+      url::base() . "modules/carousel/images/carousel.png" .
+      '" width="214"';
+    return $block->__toString();
+  }
+}