NEMO-296: Added a check in the fire action to avoid dangerous send
Nemo-130: Updated orders_controller and return_authorization_controller to avoid Dangerous Send
Merge branch 'brakeman_fixes' into 2-0-stable
Merge branch '2-0-stable' of github.secureserver.net:PC/nemo_spree into 2-0-stable, so that we can move Brakeman changes into our public repo.