fix adminconfigview

cabinet/views.py

@@ -30,6 +30,9 @@ class LoginView(BaseLoginView):
 class AdminConfigView(CabinetViewMixin, FormView):
     template_name = 'cabinet/admin_config.html'
 
+    def get_success_url(self):
+        return ''
+
     def get_title(self):
         return '{} config'.format(self.get_form_class().title)
 
@@ -38,3 +41,7 @@ class AdminConfigView(CabinetViewMixin, FormView):
             if form.slug == self.kwargs.get('slug'):
                 return form
         raise Http404()
+
+    def form_valid(self, form):
+        form.save()
+        return super(AdminConfigView, self).form_valid(form)