2.8.4

• use seperate networks in the docker-compose example to simulate ... network only for the satellite
• copy inline template config direct into the PAI path (bad hack)
• use the sign.json for replace the icinga2-master name in the Endpoint config
• use remote name from the master
  • this is necessary for a valid TLS connection
• integrate version 0.17.5 of ruby-icinga-cert-service
• switch to minideb:latest as docker base
• add test.sh for automatic build tests at traivs-ci
• use build ARGs and rewrite Makefile
• fix HEALTHCHECK
• the icinga2 satellite checks (and displays) which version its master has
• when checking the cert-service, a http redirect (e.g. to https) will now followed.