Merge "Docker Builds from Git Tag"

diff --cc jjb/global/releng-macros.yml
Simple merge

diff --cc jjb/releng/compass4nfv-docker.yml
Simple merge

diff --cc jjb/releng/functest-docker.yml
Simple merge

diff --cc jjb/releng/opnfv-docker-arm.yml
Simple merge

diff --cc jjb/releng/opnfv-docker.sh
Simple merge

diff --cc jjb/releng/opnfv-docker.yml
Simple merge