Support rails 3.0.6 and 3.0.7
Support rails 3.0.6 and 3.0.7

CarlosCD/airbrake,nick-desteffen/airbrake,airbrake/airbrake,stevecrozz/hydraulic_brake,nick-desteffen/airbrake,Shopify/airbrake,airbrake/airbrake,benjaminoakes/airbrake,thoughtbot/airbrake,CarlosCD/airbrake,thoughtbot/hoptoad_notifier