[gtk+] (11 commits) Created branch treeview-refactor-staging

[Tristan Van Berkom <tvb src gnome org>]

The branch 'treeview-refactor-staging' was created.

Summary of new commits:

  005964b... Manually pulling back a GtkTreeViewColumn fix from treeview
  0df4720... Removed all variables from GtkTreeViewColumn and created Gt
  3837d20... Removed the private sharing of internal treeview macros fro
  06a1609... Removed GtkTreeViewPrivate from gtktreeprivate.h and added 
  e8e485c... Changed _gtk_tree_view_column_set_width for _gtk_tree_view_
  7760526... Use gtk_tree_view_get_real_requested_width_from_column() al
  d1b96ab... Created _gtk_tree_view_column_request_width().
  56a4a65... Allocate proper inner cell area to the GtkTreeViewColumn.
  f4ffa92... Changed GtkTreeView to bookkeep the deepest expanded depth 
  724ac7c... Fixed GtkTreeViewColumn allocation to only subtract the dep
  f5e0127... Added GtkTreeViewColumn:cell-area construct-only property.