[gnome-control-center] (16 commits) Non-fast-forward update to branch wip/gbsneto/keyboard-improvements

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

The branch 'wip/gbsneto/keyboard-improvements' 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:

  05168eb... keyboard: change standard shortcut top label
  a9ea5b9... keyboard: make Add button insensitive after editing
  bc9a9be... keyboard: use a better icon to represent the reset shortcut
  197aae0... shortcut-editor: update header title message
  d9a81fc... shortcut-editor: add 'Set' button
  a4616e6... shortcut-editor: use states to handle headerbar mode
  9903a4f... shortcut-editor: cancel editing on Escape
  043cafc... shortcuts: remove bottom label
  ce9e8c6... keyboard: add enter-new-shortcut asset
  2dcc03f... shortcut-editor: use a different page to edit custom shortc
  5e3c1af... shortcut-editor: update reset button position and style
  df07e6b... shortcut-editor: move widgets into a stack
  b18a89d... shortcut-editor: show custom page while waiting for input
  d1c6de4... keyboard: fix list width with latest Gtk+

Commits added to the branch:

  9ab2008... Updated Polish translation (*)
  4f48934... user-accounts: Revert "Fix history dialog height" (*)
  bd65c8b... keyboard: change standard shortcut top label
  063d932... keyboard: make Add button insensitive after editing
  697e705... keyboard: use a better icon to represent "Reset Shortcut"
  d10be20... shortcut-editor: update header title message
  4932552... shortcut-editor: add 'Set' button
  e90f50b... shortcut-editor: use states to handle headerbar mode
  68b28ba... shortcut-editor: hide editing dialog on Escape
  3d66bac... shortcuts: remove bottom label
  d3441b3... keyboard: add enter-new-shortcut asset
  c857c71... shortcut-editor: use a different page to edit custom shortc
  1c7d361... shortcut-editor: update reset button position and style
  1d5df4b... shortcut-editor: move widgets into a stack
  458192d... shortcut-editor: show custom page while waiting for input
  e00d7d8... keyboard: fix list sizes with latest Gtk+

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