* debian/patches/04_new_appearance_settings.patch,
  debian/patches/63_normal_scrollbar_in_a11y.patch:
  - Use the current overlay-scrollbar gsettings key (lp: #1058936)
* debian/patches/97_unity_power_ui.patch:
  - hide indicator setting under GNOME sessions (lp: #1059369)

[ Didier Roche ]
* debian/patches/04_new_appearance_settings.patch:
  - remove an unity-2d key which was unconditionnaly set (even if schema not
    installed), provoking a warning.