ALSA driver

Merge proposals dependent on lp://staging/~ubuntu-audio-dev/alsa-driver/dkms-packaging-xenial-lts-x

  1. dkms-packaging-xenial-lts-x
  2. Dependent merge proposals

lp://staging/~ubuntu-audio-dev/alsa-driver/dkms-packaging-xenial-lts-x has no merge proposals.