Hacktoberfest 2020 - Improve Logstash service

[lagartoverde]

We have created 2 issues in the repository containing the docker image of our Logstash service in order to improve the functionality of app-http-logger.

The repo is https://github.com/redpencilio/http-logger-logstash-service/issues

And the issues are :

• Add websocket support: Hacktoberfest 2020 - Add websocket support http-logger-logstash-service#1
• Send email when we capture too many errors: Hacktoberfest 2020 - Send email when we capture too many errors http-logger-logstash-service#2