[gnome-panel] (2 commits) Non-fast-forward update to branch wip/geiger/adwaita

[Sebastian Geiger <segeiger src gnome org>]

The branch 'wip/geiger/adwaita' 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:

  80effcb... Adwaita: remove box-shadow from tasklist-button
  fc5f416... Adwaita: remove box-shadow and background of showdesktop bu

Commits added to the branch:

  3aacfb2... Adwaita: remove CSS from tasklist-button
  b945ff1... Adwaita: remove box-shadow and background of showdesktop bu