AusNimbus Custom console ui
Revise conf_broker_auth_private_key config

- Generate the public key from the private key
- Update the permissions on the private and public key
- Notify the broker service on auth key changes
- Remove conf_broker_auth_key_password
Add custom node error page
Add assets and admin-console
Add custom node error page
temporarily disable node custom error page
Fix module to run properly with Foreman
Remove deprecated 'topicprefix' option
Apache needs access to the private key
Fix module to run properly with Foreman