CSRF Protection (#235)

* Fix alert class name

* feature: csrf protection

* Cosmetics

* Fix token generate

* Admin Panel: changelogs csrf protection

* news/id route

* Refactor admin newses + add csrf

* Use admin.links instead

* Admin panel: Pages csrf

* Menus: better csrf + add success message on reset colors

* Plugins csrf

* Move definitions

* add info function, same as note($message)

* Update mailer.php

* Fix new page/news links

* clear_cache & maintenance csrf

* Formatting

* Fix news type

* Fix changelog link

* Add new changelog link

* More info to confirm dialog

* This is always true

system/templates/account.back_button.html.twig

@@ -2,5 +2,6 @@
 	<br/>
 {% endif %}
 <form action="{% if action is not defined %}{{ getLink('account/manage') }}{% else %}{{ action }}{% endif %}" method="post">
+	{{ csrf() }}
 	{{ include('buttons.back.html.twig') }}
 </form>