* Merge with Debian unstable, remaining changes:
  - Add debian/xinput folder
  - Keep our patch
  - Build plasma-widget-kdeobservatory, plasma-widget-kimpanel,
    plasma-widget-kimpanel-backend-ibus
  - Keep plasma-widget-kimpanel-backend-scim package commented
  - Keep rules to install plasma-widget-kimpanel-backend-ibus
  - Keep plasma-widget-kimpanel-backend-ibus.{postinst, prerm}
  - Don't install kimpanel in plasma-widget-addons
  - Build against libboost1.42-dev
  - plasma-wallpapers-addons depends on plasma-dataengines-workspace,
    kdewallpapers, kdebase-workspace-wallpapers
  - plasma-widget-addons suggests plasma-widget-lancelot instead of
    recommends
  - plasma-dataengines-addons replaces kdeplasma-addons (<< 4:4.4.60) and
    plasma-widget-addons (<< 4:4.4.60)