add optional socket hook to logger
Merge pull request #32 from mpuncel/mpuncel/log-to-socket

add optional socket hook to logger
assume hostname if node_name not given
Merge pull request #33 from anthonybishopric/abishopric/use_hostname

assume hostname if node_name not given
Merge remote-tracking branch 'platypus/master'

* platypus/master:
  assume hostname if node_name not given
  add optional socket hook to logger