am 9029056: Merge changes 1093,1094 into donut

Merge commit '902905682da7247aac3a73a71057e87f9758f0b1'

* commit '902905682da7247aac3a73a71057e87f9758f0b1':
  init.rc: Add Nexus to services (disabled for now)
  nexus: Initial checkin of Nexus - android native network management daemon.