public function updateConfiguration()
 {
     if (!$this->request->exist('kanban-title-admin')) {
         $this->response->missingKanbanTitle();
         return;
     }
     $kanban_is_activated = $this->getActivatedKanban();
     $this->config_manager->updateConfiguration($this->project_id, $this->config_manager->scrumIsActivatedForProject($this->project_id), $kanban_is_activated, $this->config_manager->getScrumTitle($this->project_id), $this->getKanbanTitle());
     if ($kanban_is_activated) {
         $this->first_kanban_creator->createFirstKanban();
     }
     $this->response->kanbanConfigurationUpdated();
 }