am 3d6f16e5: init.rc: Set default cpu shares for background scheduler group to < 1%

Merge commit '3d6f16e5edc9834b13a0bcc8a33c98e25518d919'

* commit '3d6f16e5edc9834b13a0bcc8a33c98e25518d919':
  init.rc: Set default cpu shares for background scheduler group to < 1%