[gtk+] (17 commits) Created branch popovers

[Carlos Garnacho <carlosg src gnome org>]

The branch 'popovers' was created.

Summary of new commits:

  2baa1b0... window: Add lowlevel popovers API
  f7f73e5... bubblewindow: Turn into a GtkWindow popover
  ee9225b... bubblewindow: Remove grab API
  7c295c9... bubblewindow: Make it relative to GtkWidget coordinates
  36cf38c... bubblewindow: Improve overflow cases
  1f9a1f1... bubblewindow: check the border-radius when rendering the bu
  d6051fb... bubblewindow: Point to the entire widget area by default
  57a3bc7... textview: Avoid bubblewindow popup/popdown API
  b6be0b4... entry: Avoid bubblewindow popup/popdown API
  11b4a1b... bubblewindow: Remove popup/popdown() APIs
  33c921e... Introduce GtkPopover
  57261e3... popover: listen harder on the widget being pointed to
  c41d564... popover: remove GTK+ grab (if any) on unmap
  e6862fb... popover: Honor GtkContainer::border-width
  f07375b... window: Pass GtkPositionType when positioning a popover
  e8f0c01... popover: Add documentation
  110cb97... gtk-demo: Add GtkPopovers demo