Allow gunicorn_django to serve static files when DEBUG=True

urls.py

 from django.conf import settings
 from django.conf.urls.defaults import patterns, include, url
 from django.contrib import admin
+from django.contrib.staticfiles.urls import staticfiles_urlpatterns
+
 import django.contrib.auth.views
 
 # Uncomment the next two lines to enable the admin:
@@ -33,10 +35,11 @@ urlpatterns = ('',
 )
 
 if settings.PERFSTATS:
-   urlpatterns=urlpatterns + (url(r'^reprofile$','perfstats.views.end_profile'),)
+    urlpatterns += (url(r'^reprofile$','perfstats.views.end_profile'),)
 
 if settings.COURSEWARE_ENABLED:
-    urlpatterns=urlpatterns + (url(r'^courseware/$', 'courseware.views.index', name="courseware"),
+    urlpatterns += (
+        url(r'^courseware/$', 'courseware.views.index', name="courseware"),
         url(r'^wiki/', include('simplewiki.urls')),
         url(r'^courseware/(?P<course>[^/]*)/(?P<chapter>[^/]*)/(?P<section>[^/]*)/$', 'courseware.views.index', name="courseware_section"),
         url(r'^courseware/(?P<course>[^/]*)/(?P<chapter>[^/]*)/$', 'courseware.views.index', name="courseware_chapter"),
@@ -55,15 +58,17 @@ if settings.COURSEWARE_ENABLED:
         url(r'^edit_circuit/(?P<circuit>[^/]*)$', 'circuit.views.edit_circuit'),
         url(r'^save_circuit/(?P<circuit>[^/]*)$', 'circuit.views.save_circuit'),
         url(r'^calculate$', 'util.views.calculate'),
-)
+    )
 
 if settings.ASKBOT_ENABLED:
-   urlpatterns=urlpatterns + (url(r'^%s' % settings.ASKBOT_URL, include('askbot.urls')), \
+    urlpatterns += (url(r'^%s' % settings.ASKBOT_URL, include('askbot.urls')), \
                     url(r'^admin/', include(admin.site.urls)), \
                     url(r'^settings/', include('askbot.deps.livesettings.urls')), \
                     url(r'^followit/', include('followit.urls')), \
 #                       url(r'^robots.txt$', include('robots.urls')),
                               )
-
-urlpatterns = patterns(*urlpatterns)
+if settings.DEBUG:
+    urlpatterns = patterns(*urlpatterns) + staticfiles_urlpatterns()
+else:
+    urlpatterns = patterns(*urlpatterns)