Implement basic album management.

models/Dispatcher.php

@@ -12,6 +12,7 @@ class Dispatcher
 	{
 		$possibleActions = [
 			'albums' => 'ViewPhotoAlbums',
+			'editalbum' => 'EditAlbum',
 			'editasset' => 'EditAsset',
 			'edituser' => 'EditUser',
 			'login' => 'Login',

models/Tag.php

@@ -260,6 +260,8 @@ class Tag
 				id_parent = {int:id_parent},
 				id_asset_thumb = {int:id_asset_thumb},
 				tag = {string:tag},
+				slug = {string:slug},
+				description = {string:description},
 				count = {int:count}
 			WHERE id_tag = {int:id_tag}',
 			get_object_vars($this));