Empty string should not be used in url pattern

Change-Id: Ieb2a32007da0181370b97ad8fa03dc8dec82cafb

vitrage_dashboard/admin_alarms/urls.py

@@ -17,6 +17,5 @@ from django.conf.urls import url
 from vitrage_dashboard.admin_alarms import views
 
 urlpatterns = [
-    '',
     url(r'^$', views.IndexView.as_view(), name='index'),
 ]

vitrage_dashboard/admin_dashboard/urls.py

@@ -18,6 +18,5 @@ from vitrage_dashboard.admin_dashboard import views
 import vitrage_dashboard.api.vitrage_rest_api  # noqa
 
 urlpatterns = [
-    '',
     url(r'^$', views.IndexView.as_view(), name='index'),
 ]

vitrage_dashboard/admin_entities/urls.py

@@ -17,6 +17,5 @@ from django.conf.urls import url
 from vitrage_dashboard.admin_entities import views
 
 urlpatterns = [
-    '',
     url(r'^$', views.IndexView.as_view(), name='index'),
 ]

vitrage_dashboard/alarms/urls.py

@@ -17,6 +17,5 @@ from django.conf.urls import url
 from vitrage_dashboard.alarms import views
 
 urlpatterns = [
-    '',
     url(r'^$', views.IndexView.as_view(), name='index'),
 ]

vitrage_dashboard/dashboard/urls.py

@@ -18,6 +18,5 @@ import vitrage_dashboard.api.vitrage_rest_api  # noqa
 from vitrage_dashboard.dashboard import views
 
 urlpatterns = [
-    '',
     url(r'^$', views.IndexView.as_view(), name='index'),
 ]

vitrage_dashboard/entities/urls.py

@@ -17,6 +17,5 @@ from django.conf.urls import url
 from vitrage_dashboard.entities import views
 
 urlpatterns = [
-    '',
     url(r'^$', views.IndexView.as_view(), name='index'),
 ]

vitrage_dashboard/templates/urls.py

@@ -17,6 +17,5 @@ from django.conf.urls import url
 from vitrage_dashboard.templates import views
 
 urlpatterns = [
-    '',
     url(r'^$', views.IndexView.as_view(), name='index'),
 ]