v4.1.3-alpha

• Add Italian translations
• Add data-priority attributes to built-in tables (#752)
• Use this.slug to avoid conflict with helper names (#748)
• Add block table_search to table-paginated.html.twig
• Fixes to nginx config file, and add location block for LE acme challenge
• Fix JS errors when #alerts-page is not present on a page
• Fix hardcoded User class in AdminController (#753)
• Update message PASSWORD.FORGET.REQUEST_SENT (#749)