[mutter] (8 commits) Non-fast-forward update to branch wip/tablet-protocol-v2

[Carlos Garnacho <carlosg src gnome org>]

The branch 'wip/tablet-protocol-v2' 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:

  e678e4f... wayland: Implement zwp_tablet_pad_ring_v1
  515dc3f... wayland: Implement zwp_tablet_pad_strip_v1
  2ea52a6... wayland: Implement zwp_tablet_pad_v1
  92119b6... wayland: Implement pad management in MetaWaylandTabletSeat
  38a862d... wayland: Wire up pad device event management
  80d417a... wayland: Add pointer from MetaWaylandTabletSeat to MetaWayl
  9117641... wayland: Add focus management to pads

Commits added to the branch:

  73c9fed... wayland: Implement zwp_tablet_pad_ring_v1
  c61f62d... wayland: Implement zwp_tablet_pad_strip_v1
  a984881... wayland: Implement zwp_tablet_pad_v1
  2919b5b... wayland: Implement pad management in MetaWaylandTabletSeat
  1bea43a... wayland: Wire up pad device event management
  712139b... wayland: Add pointer from MetaWaylandTabletSeat to MetaWayl
  54915ca... wayland: Add focus management to pads
  d7e2861... configure: Check for libwacom