[gtk+] (13 commits) Created branch treeview-refactor-staging

[Tristan Van Berkom <tvb src gnome org>]

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

Summary of new commits:

  097d764... Removed all variables from GtkTreeViewColumn and created Gt
  07949f0... Removed the private sharing of internal treeview macros fro
  4c0fc8a... Removed GtkTreeViewPrivate from gtktreeprivate.h and added 
  b2bb9ef... Changed _gtk_tree_view_column_set_width for _gtk_tree_view_
  00cf85d... Use gtk_tree_view_get_real_requested_width_from_column() al
  37e6528... Created _gtk_tree_view_column_request_width().
  3a22d63... Allocate proper inner cell area to the GtkTreeViewColumn.
  040d5d3... Changed GtkTreeView to bookkeep the deepest expanded depth 
  5e5bed2... Fixed GtkTreeViewColumn allocation to only subtract the dep
  19922fb... Added GtkTreeViewColumn:cell-area construct-only property.
  7c86aff... Removing hack and fixing gtk_tree_view_column_cell_get_size
  35defc3... Adding testverticalcells.c.
  92e9b8b... Fixed conflicts from rebasing GtkTreeViewColumn changes fro