[gnome-control-center] (10 commits) Non-fast-forward update to branch wip/iainl/language-chooser-always-scroll

[Iain Lane <iainl src gnome org>]

The branch 'wip/iainl/language-chooser-always-scroll' 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:

  9b38886... Show scrollbar on first Language window if needed

Commits added to the branch:

  1643674... bluetooth: Replace GtkAlignment by halign and valign proper (*)
  2416b42... keyboard: Remove unused include (*)
  4496b60... keyboard: Make unused public function static (*)
  ee66dc5... keyboard: Turn gchar** into GStrv and use g_auto (*)
  aba1647... keyboard: Silence initialization warning (*)
  0269f6e... keyboard: Trivial update to code style (*)
  9a611e0... keyboard: Remove deprecated gdk_error_trap_push|pop calls (*)
  a1bace4... build: Drop libgd (*)
  d1cea2a... Update Slovak translation (*)
  5b3e1bd... Show scrollbar on first Language window if needed

(*) This commit already existed in another branch; no separate mail sent