[gtk+] (16 commits) Created branch smooth-scrolling-for-3.4

[Carlos Garnacho <carlosg src gnome org>]

The branch 'smooth-scrolling-for-3.4' was created.

Summary of new commits:

  ac7985c... gdk: Add GDK_SCROLL_SMOOTH to GdkScrollDirection
  d5d4d47... gdk: Add delta_x/y to scroll events
  b19508c... gdk: deal with GDK_SMOOTH_SCROLL events as not having a dir
  4cc0dbb... gdk: transfer event->scroll.delta_x/y through csw
  9a3981f... gdk: Add GDK_SMOOTH_SCROLL_MASK
  7d8962d... gdk: Filter out either smooth or non-smooth event depending
  e2d3754... gdk: update csw event mask filter to handle smooth scroll
  29bf1d2... quartz: Implement smooth scrolling
  e56b133... devicemanager,x11: Initialize event->scroll.delta_x/y to 0 
  db4ce35... devicemanager,xi2: Implement smooth scrolling
  110938d... gtk: Implement smooth scrolling in scrolledwindow/range
  3a02b37... iconview: set GDK_SMOOTH_SCROLL_MASK
  bcbd3c5... layout: set GDK_SMOOTH_SCROLL_MASK
  94ad801... textview: set GDK_SMOOTH_SCROLL_MASK
  16161ed... treeview: set GDK_SMOOTH_SCROLL_MASK
  a2fe6b9... viewport: set GDK_SMOOTH_SCROLL_MASK