wip in factoring out systemd/supervisor differences
wip in factoring out systemd/supervisor differences

wallnerryan/flocker-docker-plugin,wallnerryan/flocker-docker-plugin,mbrukman/flocker-docker-plugin,ClusterHQ/powerstrip-flocker,moypray/flocker-docker-plugin,hackday-profilers/flocker-docker-plugin,wallnerryan/flocker-docker-plugin,hackday-profilers/flocker-docker-plugin,mbrukman/flocker-docker-plugin,moypray/flocker-docker-plugin,moypray/flocker-docker-plugin,ClusterHQ/powerstrip-flocker,mbrukman/flocker-docker-plugin,ClusterHQ/powerstrip-flocker,hackday-profilers/flocker-docker-plugin