New permissions code (#9986)

* Initial permissions

* initial tests

* updates

* finish tests, other tweaks

* update legacy permissions checks
remove global :D

* missed facade extend

* Update eloquent permissions to use the new facade and drop joins

* method descriptions

* more docs

* fix style

config/app.php

@@ -237,7 +237,7 @@ return [
         'Toastr' => Kamaln7\Toastr\Facades\Toastr::class,
 
         // LibreNMS
-//        'LibreConfig' => \LibreNMS\Config::class,
+        'Permissions' => \App\Facades\Permissions::class,
     ],
 
 ];