Adds Docker stack file

Makes Docker deploy more resilient

Converts Docker deploy variables from credentals to environment variables

Moved Docker deploy user and host to Jenkins

Consoldates Jenkinsfile environment blocks to top level

Changes deploy user

Separates SSH into environment block

Separates SSH into environment block

Adds docker deploy to Deploy stage

Adds stub deploy stage to Jenkinsfile

Adds junit and jacoco reporting to Build stage in Jenkinsfile

Removes Jenkinsfile dependency upon gradlew

Move agent up to global scope in Jenkinsfile

Adds docker agent to Publish stage in pipeline

Adds targetCompatility to build.gradle