4.7.2

=====
- Fix corrupted button layouts by obtaining the button IDs correctly
  (bug #6824).
- Bump the GTK+ dependency to 2.14 which is the minimum version
  required for Xfce 4.8.
- Properly implement session handling (bug #6330).
- Make the settings dialog smaller so it fits on netbooks screens.
- Depend on libxfce4ui 4.7.5 for crucial fix in the
  save-state-extended signal.
- Translation updates (it, gl, pt, da, de, kk, hu, zh_CN).