* Expose metrics from normalizer service
Add service interface in order to expose method to be monitored.
Signed-off-by: Dušan Borovčanin <borovcanindusan1@gmail.com>
* Refactor normalizer
Add metrics to normalizer service without exporting its internals.
Signed-off-by: Dušan Borovčanin <borovcanindusan1@gmail.com>
