Merge pull request #7086 from nupplaphil/task/mod_maintenance

Move mod/maintenance to src/Module/Maintenance

diff --cc src/App/Router.php
index 9c8927c,ac701a0..086d9d2
--- 1/src/App/Router.php
--- 2/src/App/Router.php
+++ b/src/App/Router.php
@@@ -139,8 -138,8 +139,9 @@@ class Route
                $this->routeCollector->addRoute(['GET', 'POST'], '/login',               Module\Login::class);
                $this->routeCollector->addRoute(['GET', 'POST'], '/logout',              Module\Logout::class);
                $this->routeCollector->addRoute(['GET'],         '/magic',               Module\Magic::class);
+               $this->routeCollector->addRoute(['GET'],         '/maintenance',         Module\Maintenance::class);
                $this->routeCollector->addRoute(['GET'],         '/manifest',            Module\Manifest::class);
 +              $this->routeCollector->addRoute(['GET'],         '/modexp/{nick}',       Module\PublicRSAKey::class);
                $this->routeCollector->addRoute(['GET'],         '/nodeinfo/1.0',        Module\NodeInfo::class);
                $this->routeCollector->addRoute(['GET'],         '/nogroup',             Module\Group::class);
                $this->routeCollector->addRoute(['GET'],         '/objects/{guid}',      Module\Objects::class);