OpenShift and MiniShift templates, Dockerfiles, slave images for Jenkins

OpenShift Templates

• sonarqube-postgresql-template.yaml for SonarQube 7.5 Community Edition and PostgreSQL with saved volumes for plugins
• keycloak-in-openshift for Keycloak setup

Dockerfiles for different things

• using NodeJS 8+ and the oracle driver node-oracledb

Jenkins slave images for the Jenkins w/in OpenShift/Minishift

• Jenkins slave dotnet core sdk with the global sonarscanner tool installed
• Jenkins slave with regular sonar-scanner installed for NodeJS and other non-dotnet-core items

Jenkinsfile examples

• Jenkinsfile.dotnetcore for .NET Core building
• Jenkinsfile.nodejs for NodeJS 8