CSRF tokens were being overly checked, and breaking most edition forms...

config/application.rb

@@ -42,5 +42,10 @@ module AgendaDuLibreRails
 
     # In rails 4, plugin and vendor images need to be precompiled
     config.assets.precompile += %w[*.png *.jpg *.jpeg *.gif]
+
+    # Rails 5 now defaults to csrf tokens per form, which breaks adl for the
+    # time being
+    # TODO
+    config.action_controller.per_form_csrf_tokens = false
   end
 end