title: How to register an @api_view into router, and i can see it in API root page？
body: <p>This my test code,but it is not work：</p>
  
  <pre><code>from django.conf.urls import url, include
  from rest_framework import routers
  from apps.apis import views
  
  
  router = routers.DefaultRouter()
  router.register(r'users1', views.UserViewSet)
  router.register(r'hello', views.hello, base_name='hello')
  
  urlpatterns = [
      url(r'', include(router.urls)),
      url(r'^hello$', views.hello ),
      url(r'^api-auth/', include('rest_framework.urls',namespace='rest_framework')),
  ]
  </code></pre>
  
  <p>How to register an @api_view into router, and i can see it in API root page？Thanks all.</p>