README tweaks.
README tweaks.

dberesford/docker-logentries,logentries/docker-logentries,meteorhacks/docker-librato,zvelo/docker-logentries,rosskukulinski/docker-swarm-monitoring,edyn/docker-docker-stats-statsd,brandedme/librato,meteorhacks/docker-librato,secondrotation/docker-logentries,pelger/docker-logentries,qwaya/docker-logentries,mihaidma/docker-logentries,zvbuhl/docker-logentries,edyn/docker-docker-stats-statsd,rosskukulinski/docker-swarm-monitoring,jaydeep17/docker-logentries,StephenHynes7/docker-logentries,jayfk/docker-logentries,brandedme/librato