switch to bind-mounting in /usr/share/docker/plugins as the new alternate plugin registration mechanism
switch to bind-mounting in /usr/share/docker/plugins as the new alternate plugin registration mechanism

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