Merge remote-tracking branch 'upstream/master'

lib/sidekiq/middleware/server/exception_handler.rb

@@ -19,9 +19,7 @@ module Sidekiq
         private
 
         def send_to_airbrake(msg, ex)
-          ::Airbrake.notify(:error_class   => ex.class.name,
-                            :error_message => "#{ex.class.name}: #{ex.message}",
-                            :parameters    => msg)
+          ::Airbrake.notify(ex, :parameters => msg)
         end
 
         def send_to_exceptional(msg, ex)