Use a closure for the navigation entry, to speed up webdav and ajax c…

…alls

appinfo/app.php

@@ -27,13 +27,15 @@
 $c = $app->getContainer();
 
 // add an navigation entry
-$navigationEntry = array(
+$navigationEntry = function () use ($c) {
+	return [
 		'id' => $c->getAppName(),
 		'order' => 1,
 		'name' => $c->query('ActivityL10N')->t('Activity'),
 		'href' => $c->query('URLGenerator')->linkToRoute('activity.Activities.showList'),
 		'icon' => $c->query('URLGenerator')->imagePath('activity', 'activity.svg'),
-);
+	];
+};
 $c->getServer()->getNavigationManager()->add($navigationEntry);
 
 // register the hooks for filesystem operations. All other events from other apps has to be send via the public api