removed a couple of todo messages

classes/admin.php

@@ -489,7 +489,6 @@ class Admin
         });
 
         // build new array with just pages in it
-        // TODO: Optimized this
         $list = array();
         foreach ($latest as $item) {
             $list[] = $item['page'];

classes/controller.php

@@ -746,7 +746,6 @@ class AdminController
         $config = $this->grav['config'];
         $config->reload()->save();
 
-        // TODO: find out why reload and save doesn't always update the object itself (and remove this workaround).
         $config->set('system.pages.theme', $name);
 
         $this->admin->setMessage($this->admin->translate('PLUGIN_ADMIN.SUCCESSFULLY_CHANGED_THEME'), 'info');