[gnome-base/nautilus] version bump to 3.6.2
[gnome-base/gnome-shell] version bump to 3.6.2
[gnome-base/libgnome] revision bump to 2.32.1-r1
[gnome-base/gnome-destkop] dead as in dead
[dev-python/pygobject] version bump to 3.4.2-r1, sync with upstream
[www-apps/gitweb,dev-vcs/git*] version bump to 1.8.1
[dev-vcs/git-subversion] fix collision, don't use -f with rm

Removed -f from rm while touching this because hiding failures from rm
is NOT the way to go.
[dev-python/pygobject] add python-r1 USE flags to match portage pygobject USEs
[gnome-base/gdm] version bump, sync with Portage, add our own gdm-set-session
[app-misc/sabayon-mce] revision bump, add support for GDM 3.6
[app-misc/sabayonlive-tools] revision bump, add GDM 3.6 support
[app-misc/sabayonlive-tools] make installer-gui need dbus