/**
  * Update the specified task
  *
  * @param Request $request
  * @param Project $project
  * @param Task $task
  * @return Task
  */
 public function update(Request $request, Project $project, Task $task)
 {
     if (empty($user_id = $request->input('user_id'))) {
         $task->assignee()->dissociate();
     } else {
         $user = \App\User::findOrFail($user_id);
         $task->assignee()->associate($user);
     }
     if (empty($label_id = $request->input('label_id'))) {
         $task->label()->dissociate();
     } else {
         $label = \App\ProjectLabel::findOrFail($label_id);
         $task->label()->associate($label);
     }
     $task->update($request->all());
     return $this->show($project, $task);
 }
 /**
  * Remove the specified resource from storage.
  *
  * @param Project $project
  * @param ProjectLabel $label
  * @return Response
  */
 public function destroy(Project $project, ProjectLabel $label)
 {
     $label->delete();
     return $label;
 }