FIX: fix minor bugs in blog module

modules/Blog/Article/Entities/Comment.php

@@ -11,7 +11,8 @@ class Comment extends Model
         'content_id',
         'content',
         'email',
-        'name'
+        'name',
+        'approved'
     ];
 
     public function author()

modules/Blog/Article/Http/Controllers/Visitor/CreateNewComment.php

@@ -40,7 +40,8 @@ class CreateNewComment extends Controller
                             'content_id' => $article->id,
                             'name'       => $name,
                             'email'      => $email,
-                            'content'    => $content
+                            'content'    => $content,
+                            'approved' => !is_null($user)
                         ]);
 
         // fire event about new comment