support travis

config/mnemosyne.yml.example

@@ -1,7 +1,7 @@
 # Mnemosyne AMQP sink
 common: &common
   # AMQP server endpoint
-  server: <%= ENV['XIKOLO_RABBITMQ_URL'] || 'amqp://localhost' %>
+  server: amqp://localhost
   enabled: false
 
   # Platform identifier to group applications
@@ -22,5 +22,8 @@ development:
 test:
   enabled: false
 
+staging:
+  <<: *common
+
 production:
   <<: *common