Overhauled entire project config, added notifications, email templates, optimized stripe subscriptions, redis caching, and webdriver utilities

backend/billing/urls.py

@@ -0,0 +1,7 @@
+from django.urls import path
+from billing import views
+
+urlpatterns = [
+    path('',
+         views.BillingHistoryView.as_view()),
+]