old_contents: from django.conf.urls import include, url
  from django.contrib import admin
  from django.contrib.auth import views
  from django.http import HttpResponseRedirect
  
  urlpatterns = [
      url(r'^$', lambda u: HttpResponseRedirect('/repo')),
  	url(r'^controller/logout/$', views.logout, {'next_page': '/repo/home/'}),
      url(r'^controller/', admin.site.urls),
      url(r'^repo/', include('repo.urls')),
      url(r'^reg/', include('reg.urls')),
      url(r'^tracker/', include('tracker.urls')),
      url(r'^todos/', include('todo.urls')),
  ]
  
new_contents: from django.conf.urls import include, url
  from django.contrib import admin
  from django.contrib.auth import views
  from django.http import HttpResponseRedirect
  
  urlpatterns = [
      url(r'^$', lambda u: HttpResponseRedirect('/reg')),
  	url(r'^controller/logout/$', views.logout, {'next_page': '/repo/home/'}),
      url(r'^controller/', admin.site.urls),
      url(r'^repo/', include('repo.urls')),
      url(r'^reg/', include('reg.urls')),
      url(r'^tracker/', include('tracker.urls')),
      url(r'^todos/', include('todo.urls')),
  ]
  
subject: Switch home page to reg/home