start the container on the target
target - target to deploy to
system - the target system defintinion
cdef - the contianer definition
container - the container as defined in the system topology
out - ouput stream
cb - complete callback
function start(mode, target, system, containerDef, container, out, cb) {
    proc.start(mode, target, system, containerDef, container, out, cb);
  }