Allow import bank data from CSV files

src/pretix/plugins/banktransfer/urls.py

@@ -0,0 +1,9 @@
+from django.conf.urls import url
+
+from .views import *
+
+
+urlpatterns = [
+    url(r'^control/event/(?P<organizer>[^/]+)/(?P<event>[^/]+)/banktransfer/import/', ImportView.as_view(),
+        name='banktransfer.import'),
+]