[gnome-settings-daemon] (10 commits) Non-fast-forward update to branch wip/carlosg/remove-device-mapper

[Carlos Garnacho <carlosg src gnome org>]

The branch 'wip/carlosg/remove-device-mapper' 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:

  a76d70b... wacom: Drop GsdDeviceMapper
  91be6b3... media-keys: Drop touchpad check
  aacbeb0... common: Drop *_is_present() device testing API
  3061770... common: Drop test-input-helper
  0402792... wacom: Replace GsdDeviceManager API with GDK
  b7c0ed2... common: Drop GsdDeviceManager
  8379e35... power: Remove code that enables/disables touchscreens
  294e9f3... common: Drop unused input helper API

Commits added to the branch:

  ed71868... plugins: Add GDK_BACKEND #define for the GTK+ skeleton
  f1e7847... wacom: Drop GsdDeviceMapper
  277eeff... media-keys: Drop touchpad check
  a83bf15... common: Drop *_is_present() device testing API
  0433f3e... common: Drop test-input-helper
  bcd135e... wacom: Replace GsdDeviceManager API with GDK
  6bc4ebb... common: Drop GsdDeviceManager
  f01e80a... power: Remove code that enables/disables touchscreens
  a30e0b4... common: Drop unused input helper API
  4a7bea0... wacom: Migrate 'display' setting to 'output' for opaque tab