Support 'quick create subalbums' style, too.

models/Dispatcher.php

@@ -11,6 +11,7 @@ class Dispatcher
 	public static function route()
 	{
 		$possibleActions = [
+			'addalbum' => 'EditAlbum',
 			'albums' => 'ViewPhotoAlbums',
 			'editalbum' => 'EditAlbum',
 			'editasset' => 'EditAsset',

models/Tag.php

@@ -272,7 +272,7 @@ class Tag
 		$db = Registry::get('db');
 
 		$res = $db->query('
-			DELETE FROM posts_tags
+			DELETE FROM assets_tags
 			WHERE id_tag = {int:id_tag}',
 			[
 				'id_tag' => $this->id_tag,