Add mount_server table, fix wrong field type on other many to many tables, add routes for mounting and unmounting mounts on a server, finish server admin mounts page

app/Http/Controllers/Admin/Servers/ServerViewController.php

@@ -178,6 +178,8 @@ class ServerViewController extends Controller
      */
     public function mounts(Request $request, Server $server)
     {
+        $server->load('mounts');
+
         return $this->view->make('admin.servers.view.mounts', [
             'mounts' => $this->mountRepository->getMountListForServer($server),
             'server' => $server,