feat(JaCoCo): add JaCoCo Coverage Reports integration

mentioned in commit 2eeb2d12

mentioned in merge request to-be-continuous/samples/maven-on-openshift!85 (closed)

mentioned in merge request to-be-continuous/samples/maven-on-gcloud!127 (merged)

mentioned in merge request to-be-continuous/samples/maven-on-kubernetes!135 (merged)

mentioned in merge request to-be-continuous/samples/maven-library!46 (merged)

mentioned in merge request d3269/tbc-cicd-for-java!9

mentioned in merge request d3269/tbc-cicd-for-java!18