feat(alias) Activate templates in alias plugin

This will allow to use them in CSV import

issue #6083

alias/admin/alias/class_aliasManagement.inc

@@ -3,7 +3,7 @@
   This code is part of FusionDirectory (http://www.fusiondirectory.org/)
 
   Copyright (C) 2010 Antoine Gallavardin
-  Copyright (C) 2012-2019 FusionDirectory
+  Copyright (C) 2012-2020 FusionDirectory
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -22,6 +22,8 @@
 
 class aliasManagement extends management
 {
+  public static $skipTemplates = FALSE;
+
   /* Default columns */
   public static $columns = [
     ['ObjectTypeColumn',     []],