[gnome-software] (8 commits) Non-fast-forward update to branch wip/rancell/ubuntu-3-20-rebase

[Robert Ancell <rancell src gnome org>]

The branch 'wip/rancell/ubuntu-3-20-rebase' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  cd9c456... Allow logging into Ubuntu One for reviews
  9e0a693... Add an APT plugin
  dac7070... Add a Snap plugin
  ea4a170... Use minimal limits for review content
  150160d... Format update descriptions to be suitable for Ubuntu.
  9d81e7a... Don't use notification actions under Unity

Commits added to the branch:

  d299bc7... Use GFile instead of a filename when converting apps.
  af10bf2... Allow logging into Ubuntu One for reviews
  7eefffd... Add an APT plugin
  b2e99df... Add a Snap plugin
  5abb2d4... Use minimal limits for review content
  0fa6080... Format update descriptions to be suitable for Ubuntu.
  4b36df7... Don't use notification actions under Unity
  3b9cd04... Add a --details-pkg option that allows showing app details