[nautilus] (21 commits) Non-fast-forward update to branch wip/antoniof/new-list-view-continuation

[António Fernandes <antoniof src gnome org>]

The branch 'wip/antoniof/new-list-view-continuation' 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:

  d4e46b6... view-model: Use GtkSorter instead of custom struct
  ac098c4... view-model: Use GSortListModel internally
  d238f39... view-model: Use GtkTreeViewModel internally
  007144f... view-model: Expose row objects to the view
  9912629... files-view: Use custom attribute to mark menu item
  3d5d30c... view-icon-controller: Make view.sort's state a tuple
  ccb9c23... view-icon-controller: Use metadata string as sort parameter
  892dfdc... view-icon-controller: Add missing sort constant
  1a4a60e... view-icon-controller: Use g_signal_connect_object()
  0a1618c... view-icon-controller: Abstract sharable code
  085c050... view-icon-controller: Rename to NautilusGridView
  8560f27... view-item-model: Lower the icon-size limit
  b71f23d... list-view: Make Star column non-configurable
  d8de832... list-view: Reimplement using GtkColumnView
  f7c73ed... list-view: Support expanding as a tree
  97e5984... list-view-item-ui: Show spinner while loading subfolders
  7031b65... list-view: Hide expander if subdirectory is empty
  350eb1b... files-view: Allow sorting in recent and search
  1bea065... enums: Redefine icon size options
  7713c2f... grid-view: Make "medium" the default icon size

Commits added to the branch:

  7a2b3e2... tag-manager: Skip tracker initialization in tests (*)
  938b139... view-model: Use GtkSorter instead of custom struct
  24157d1... view-model: Use GSortListModel internally
  6da5ca4... view-model: Use GtkTreeViewModel internally
  711fbec... view-model: Expose row objects to the view
  e53ff1e... files-view: Use custom attribute to mark menu item
  ca63aeb... view-icon-controller: Make view.sort's state a tuple
  aae6050... view-icon-controller: Use metadata string as sort parameter
  8cfe2ef... view-icon-controller: Add missing sort constant
  88a1ea2... view-icon-controller: Use g_signal_connect_object()
  da5a312... view-icon-controller: Abstract sharable code
  8bbe457... view-icon-controller: Rename to NautilusGridView
  756b335... view-item-model: Lower the icon-size limit
  9e1a07b... list-view: Make Star column non-configurable
  f3d50e9... list-view: Reimplement using GtkColumnView
  199912a... list-view: Support expanding as a tree
  282a60e... list-view-item-ui: Show spinner while loading subfolders
  04508dd... list-view: Hide expander if subdirectory is empty
  ac7ca8a... files-view: Allow sorting in recent and search
  6d393d8... enums: Redefine icon size options
  9aa1565... grid-view: Make "medium" the default icon size

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