[gnome-games] (22 commits) Non-fast-forward update to branch wip/exalm/libhandy2

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/libhandy2' 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:

  9f44fb2... ui: Rename hbox1 to content_box in PreferencesWindow
  77300db... ui: Remove unnecessary box from preferences window
  8c51509... ui: Wrap plugin descriptions
  a875a84... ui: Add PreferencesSubpage
  63e63de... ui: Add 'subpage' property to PreferencesPage
  e84fde4... ui: Add subpage support to PreferencesWindow
  a400661... ui: Convert GamepadConfigurer into a subpage
  3d7f4c8... ui: Convert KeyboardConfigurer into a subpage
  59b8936... ui: Clean up PreferencesPageControllers
  f67fd51... ui: Remove immersive mode from preferences
  faf1b0a... ui: Remove visible_page_changed() from PreferencesPage
  8a86c62... ui: Drop custom headerbars from preferences pages
  2c1f1a5... flatpak: Build libhandy
  e5c8597... ci: Build libhandy for cross_distro targets
  15e0808... build: Add libhandy dependency
  edd6592... fixme: Add css from libhandy example
  5c2eb11... ui: Use HdyColumn for preferences pages
  d14ca7c... ui: Use HdyLeaflet in preferences window
  abc13fb... ui: Use HdyTitleBar in preferences window
  5cbc3ec... ui: Add PreferencesSidebar
  9d6e740... ui: Use PreferencesSidebar in preferences window

Commits added to the branch:

  4637269... preferences-window: Rename hbox1 to content_box (*)
  351421e... preferences-window: Remove sidebar_vbox (*)
  cf05b48... preferences-page-plugins-item: Wrap description (*)
  d1e5c25... ui: Disable horizontal scrolling in preferences pages (*)
  cde931e... ui: Add PreferencesSubpage
  85e66a0... preferences-page: Add 'subpage' property
  fd5af52... preferences-window: Integrate subpages
  da72238... ui: Convert GamepadConfigurer into a subpage
  0c0b7d6... ui: Convert KeyboardConfigurer into a subpage
  6d441b8... preferences-page-controllers: Simplify layout
  c74e00d... ui: Remove immersive mode from preferences
  1bbaf97... ui: Remove visible_page_changed() from PreferencesPage
  eaf7c07... ui: Drop custom headerbars from preferences pages
  37d3db0... flatpak: Build libhandy
  0a5055a... ci: Build libhandy for cross_distro targets
  3aeb095... build: Add libhandy dependency
  d58ccc0... fixme: Add css from libhandy example
  37509d6... ui: Use HdyColumn for preferences pages
  426be58... ui: Use HdyLeaflet in preferences window
  c1bb7bb... ui: Use HdyTitleBar in preferences window
  d9e3b85... ui: Add PreferencesSidebar
  e8543ce... preferences-window: Use PreferencesSidebar

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