Added new logged_in and logged_out parser plugins.

src/Config/Registrar.php

@@ -0,0 +1,29 @@
+<?php namespace Myth\Auth\Config;
+
+use Config\Services;
+
+/**
+ * Helper class that will register our bulk plugins
+ * and filters with the View Parser class.
+ *
+ * Called automatically by Config\View as long as
+ * this file is setup as a Registrar:
+ *
+ *      protected $registrars = [
+ *          \Myth\Template\Registrar::class
+ *      ];
+ *
+ * @package Myth\Template
+ */
+class Registrar
+{
+    public static function View()
+    {
+        return [
+            'plugins' => [
+                'logged_in' => [ function($str, array $params=[]) { return Services::authentication()->check() ? $str : ''; } ],
+                'logged_out' => [ function($str, array $params=[]) { return ! Services::authentication()->check() ? $str : ''; } ],
+            ]
+        ];
+    }
+}