Expande the compiler to fully build and zip plugins linked to components. Added plugin_updates area. Fixed gh-454 to insure placeholders are build even if no local db placeholders are found. Fixed gh-453 to prevent count error with null return value.

admin/views/joomla_plugins_updates/tmpl/default_batch_footer.php

@@ -0,0 +1,23 @@
+<?php
+/**
+ * @package    Joomla.Component.Builder
+ *
+ * @created    30th April, 2015
+ * @author     Llewellyn van der Merwe <http://www.joomlacomponentbuilder.com>
+ * @github     Joomla Component Builder <https://github.com/vdm-io/Joomla-Component-Builder>
+ * @copyright  Copyright (C) 2015 - 2019 Vast Development Method. All rights reserved.
+ * @license    GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+// No direct access to this file
+defined('_JEXEC') or die('Restricted access'); 
+
+?>
+<!-- clear the batch values if cancel -->
+<button class="btn" type="button" onclick="" data-dismiss="modal">
+	<?php echo JText::_('JCANCEL'); ?>
+</button>
+<!-- post the batch values if process -->
+<button class="btn btn-success" type="submit" onclick="Joomla.submitbutton('joomla_plugin_updates.batch');">
+	<?php echo JText::_('JGLOBAL_BATCH_PROCESS'); ?>
+</button>