* Merge from Debian unstable, remaining Ubuntu changes:
  - debian/control: use our Vcs-* fields
  - debian/patches:
    + 02_xubuntu_splash.patch: install the xubuntu session splash
    + 07_fix-autostart-editor-crash.patch: fix a xfce4-autostart-editor crash
      with desktop files containing a "Type" which is not "Application"
    + 08_no_tips_on_startup.patch: don't show the tips screen on first log in
    + series: refreshed
  - enable GNOME services support:
    + debian/rules: pass --enable-gnome
    + debian/control: b-d on libgconf2-dev.
* debian/patches/09_xfce4-session-enabletcp-defaultvalue.patch: dropped,
  included upstream.